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Finding the Fourth Proportional to 12,502.50, 17,253.83 and 6,837.12

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Solution

The fourth proportional to 12,502.50, 17,253.83 and 6,837.12 is: 9,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.50 : 17,253.83 = 6,837.12 : x
  2. Step 2: Convert to fraction form
    12,502.50/17,253.83 = 6,837.12/x
  3. Step 3: Cross multiply
    12,502.50x = 17,253.83 × 6,837.12
  4. Step 4: Simplify right side
    12,502.50x = 117,966,471.98
  5. Step 5: Solve for x
    x = 117,966,471.98/12,502.50
  6. Step 6: Final answer
    x = 9,435.43

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1.5x scale

Why These Related Problems?

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