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Finding the Fourth Proportional to 6,253.84, 9,374.10 and 3,127.68

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Solution

The fourth proportional to 6,253.84, 9,374.10 and 3,127.68 is: 4,688.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.84 : 9,374.10 = 3,127.68 : x
  2. Step 2: Convert to fraction form
    6,253.84/9,374.10 = 3,127.68/x
  3. Step 3: Cross multiply
    6,253.84x = 9,374.10 × 3,127.68
  4. Step 4: Simplify right side
    6,253.84x = 29,319,185.09
  5. Step 5: Solve for x
    x = 29,319,185.09/6,253.84
  6. Step 6: Final answer
    x = 4,688.19

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1.5x scale

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.