Home / 3,462.20-5,193.30-997.10

Finding the Fourth Proportional to 3,462.20, 5,193.30 and 997.10

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Solution

The fourth proportional to 3,462.20, 5,193.30 and 997.10 is: 1,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.20 : 5,193.30 = 997.10 : x
  2. Step 2: Convert to fraction form
    3,462.20/5,193.30 = 997.10/x
  3. Step 3: Cross multiply
    3,462.20x = 5,193.30 × 997.10
  4. Step 4: Simplify right side
    3,462.20x = 5,178,239.43
  5. Step 5: Solve for x
    x = 5,178,239.43/3,462.20
  6. Step 6: Final answer
    x = 1,495.65

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,463.20, 5,194.80 and 998.10
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.