Home / 8,742.52-13,117.02-4,065.04

Finding the Fourth Proportional to 8,742.52, 13,117.02 and 4,065.04

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Solution

The fourth proportional to 8,742.52, 13,117.02 and 4,065.04 is: 6,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.52 : 13,117.02 = 4,065.04 : x
  2. Step 2: Convert to fraction form
    8,742.52/13,117.02 = 4,065.04/x
  3. Step 3: Cross multiply
    8,742.52x = 13,117.02 × 4,065.04
  4. Step 4: Simplify right side
    8,742.52x = 53,321,210.98
  5. Step 5: Solve for x
    x = 53,321,210.98/8,742.52
  6. Step 6: Final answer
    x = 6,099.07

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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.