Home / 12,460.92-17,192.27-7,082.95

Finding the Fourth Proportional to 12,460.92, 17,192.27 and 7,082.95

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Solution

The fourth proportional to 12,460.92, 17,192.27 and 7,082.95 is: 9,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.92 : 17,192.27 = 7,082.95 : x
  2. Step 2: Convert to fraction form
    12,460.92/17,192.27 = 7,082.95/x
  3. Step 3: Cross multiply
    12,460.92x = 17,192.27 × 7,082.95
  4. Step 4: Simplify right side
    12,460.92x = 121,771,988.80
  5. Step 5: Solve for x
    x = 121,771,988.80/12,460.92
  6. Step 6: Final answer
    x = 9,772.31

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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.