Home / 8,732.02-13,099.96-2,491.90

Finding the Fourth Proportional to 8,732.02, 13,099.96 and 2,491.90

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Solution

The fourth proportional to 8,732.02, 13,099.96 and 2,491.90 is: 3,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.02 : 13,099.96 = 2,491.90 : x
  2. Step 2: Convert to fraction form
    8,732.02/13,099.96 = 2,491.90/x
  3. Step 3: Cross multiply
    8,732.02x = 13,099.96 × 2,491.90
  4. Step 4: Simplify right side
    8,732.02x = 32,643,769.25
  5. Step 5: Solve for x
    x = 32,643,769.25/8,732.02
  6. Step 6: Final answer
    x = 3,738.40

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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.