Home / 12,572.52-17,349.30-6,906.17

Finding the Fourth Proportional to 12,572.52, 17,349.30 and 6,906.17

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Solution

The fourth proportional to 12,572.52, 17,349.30 and 6,906.17 is: 9,530.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.52 : 17,349.30 = 6,906.17 : x
  2. Step 2: Convert to fraction form
    12,572.52/17,349.30 = 6,906.17/x
  3. Step 3: Cross multiply
    12,572.52x = 17,349.30 × 6,906.17
  4. Step 4: Simplify right side
    12,572.52x = 119,817,215.18
  5. Step 5: Solve for x
    x = 119,817,215.18/12,572.52
  6. Step 6: Final answer
    x = 9,530.09

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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.