Home / 9,168.30-13,752.45-5,887.80

Finding the Fourth Proportional to 9,168.30, 13,752.45 and 5,887.80

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Solution

The fourth proportional to 9,168.30, 13,752.45 and 5,887.80 is: 8,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.30 : 13,752.45 = 5,887.80 : x
  2. Step 2: Convert to fraction form
    9,168.30/13,752.45 = 5,887.80/x
  3. Step 3: Cross multiply
    9,168.30x = 13,752.45 × 5,887.80
  4. Step 4: Simplify right side
    9,168.30x = 80,971,675.11
  5. Step 5: Solve for x
    x = 80,971,675.11/9,168.30
  6. Step 6: Final answer
    x = 8,831.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.