Home / 11,177.06-15,418.55-7,592.20

Finding the Fourth Proportional to 11,177.06, 15,418.55 and 7,592.20

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Solution

The fourth proportional to 11,177.06, 15,418.55 and 7,592.20 is: 10,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.06 : 15,418.55 = 7,592.20 : x
  2. Step 2: Convert to fraction form
    11,177.06/15,418.55 = 7,592.20/x
  3. Step 3: Cross multiply
    11,177.06x = 15,418.55 × 7,592.20
  4. Step 4: Simplify right side
    11,177.06x = 117,060,695.74
  5. Step 5: Solve for x
    x = 117,060,695.74/11,177.06
  6. Step 6: Final answer
    x = 10,473.30

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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.