Home / 12,549.52-17,317.20-6,884.02

Finding the Fourth Proportional to 12,549.52, 17,317.20 and 6,884.02

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Solution

The fourth proportional to 12,549.52, 17,317.20 and 6,884.02 is: 9,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.52 : 17,317.20 = 6,884.02 : x
  2. Step 2: Convert to fraction form
    12,549.52/17,317.20 = 6,884.02/x
  3. Step 3: Cross multiply
    12,549.52x = 17,317.20 × 6,884.02
  4. Step 4: Simplify right side
    12,549.52x = 119,211,951.14
  5. Step 5: Solve for x
    x = 119,211,951.14/12,549.52
  6. Step 6: Final answer
    x = 9,499.32

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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.