Home / 12,460.41-17,194.28-7,154.91

Finding the Fourth Proportional to 12,460.41, 17,194.28 and 7,154.91

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Solution

The fourth proportional to 12,460.41, 17,194.28 and 7,154.91 is: 9,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.41 : 17,194.28 = 7,154.91 : x
  2. Step 2: Convert to fraction form
    12,460.41/17,194.28 = 7,154.91/x
  3. Step 3: Cross multiply
    12,460.41x = 17,194.28 × 7,154.91
  4. Step 4: Simplify right side
    12,460.41x = 123,023,490.14
  5. Step 5: Solve for x
    x = 123,023,490.14/12,460.41
  6. Step 6: Final answer
    x = 9,873.15

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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.