Home / 6,875.17-9,487.77-3,731.36

Finding the Fourth Proportional to 6,875.17, 9,487.77 and 3,731.36

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Solution

The fourth proportional to 6,875.17, 9,487.77 and 3,731.36 is: 5,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.17 : 9,487.77 = 3,731.36 : x
  2. Step 2: Convert to fraction form
    6,875.17/9,487.77 = 3,731.36/x
  3. Step 3: Cross multiply
    6,875.17x = 9,487.77 × 3,731.36
  4. Step 4: Simplify right side
    6,875.17x = 35,402,285.47
  5. Step 5: Solve for x
    x = 35,402,285.47/6,875.17
  6. Step 6: Final answer
    x = 5,149.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.