Home / 3,557.98-5,333.34-1,998.70

Finding the Fourth Proportional to 3,557.98, 5,333.34 and 1,998.70

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Solution

The fourth proportional to 3,557.98, 5,333.34 and 1,998.70 is: 2,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.98 : 5,333.34 = 1,998.70 : x
  2. Step 2: Convert to fraction form
    3,557.98/5,333.34 = 1,998.70/x
  3. Step 3: Cross multiply
    3,557.98x = 5,333.34 × 1,998.70
  4. Step 4: Simplify right side
    3,557.98x = 10,659,746.66
  5. Step 5: Solve for x
    x = 10,659,746.66/3,557.98
  6. Step 6: Final answer
    x = 2,996.01

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.