Home / 3,591.44-4,956.12-1,998.10

Finding the Fourth Proportional to 3,591.44, 4,956.12 and 1,998.10

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Solution

The fourth proportional to 3,591.44, 4,956.12 and 1,998.10 is: 2,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.44 : 4,956.12 = 1,998.10 : x
  2. Step 2: Convert to fraction form
    3,591.44/4,956.12 = 1,998.10/x
  3. Step 3: Cross multiply
    3,591.44x = 4,956.12 × 1,998.10
  4. Step 4: Simplify right side
    3,591.44x = 9,902,823.37
  5. Step 5: Solve for x
    x = 9,902,823.37/3,591.44
  6. Step 6: Final answer
    x = 2,757.34

Related Problems

Find fourth proportional to 1,795.72, 2,478.06 and 999.05
Half scale
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Double scale
Find fourth proportional to 3,592.44, 4,957.50 and 1,999.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.