Home / 8,743.76-13,105.02-4,057.40

Finding the Fourth Proportional to 8,743.76, 13,105.02 and 4,057.40

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Solution

The fourth proportional to 8,743.76, 13,105.02 and 4,057.40 is: 6,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.76 : 13,105.02 = 4,057.40 : x
  2. Step 2: Convert to fraction form
    8,743.76/13,105.02 = 4,057.40/x
  3. Step 3: Cross multiply
    8,743.76x = 13,105.02 × 4,057.40
  4. Step 4: Simplify right side
    8,743.76x = 53,172,308.15
  5. Step 5: Solve for x
    x = 53,172,308.15/8,743.76
  6. Step 6: Final answer
    x = 6,081.17

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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.