Home / 10,307.64-15,457.80-3,732.12

Finding the Fourth Proportional to 10,307.64, 15,457.80 and 3,732.12

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Solution

The fourth proportional to 10,307.64, 15,457.80 and 3,732.12 is: 5,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.64 : 15,457.80 = 3,732.12 : x
  2. Step 2: Convert to fraction form
    10,307.64/15,457.80 = 3,732.12/x
  3. Step 3: Cross multiply
    10,307.64x = 15,457.80 × 3,732.12
  4. Step 4: Simplify right side
    10,307.64x = 57,690,364.54
  5. Step 5: Solve for x
    x = 57,690,364.54/10,307.64
  6. Step 6: Final answer
    x = 5,596.85

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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.