Home / 11,549.56-15,938.56-6,514.02

Finding the Fourth Proportional to 11,549.56, 15,938.56 and 6,514.02

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Solution

The fourth proportional to 11,549.56, 15,938.56 and 6,514.02 is: 8,989.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.56 : 15,938.56 = 6,514.02 : x
  2. Step 2: Convert to fraction form
    11,549.56/15,938.56 = 6,514.02/x
  3. Step 3: Cross multiply
    11,549.56x = 15,938.56 × 6,514.02
  4. Step 4: Simplify right side
    11,549.56x = 103,824,098.61
  5. Step 5: Solve for x
    x = 103,824,098.61/11,549.56
  6. Step 6: Final answer
    x = 8,989.44

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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.