Home / 7,419.52-11,088.28-5,951.80

Finding the Fourth Proportional to 7,419.52, 11,088.28 and 5,951.80

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Solution

The fourth proportional to 7,419.52, 11,088.28 and 5,951.80 is: 8,894.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.52 : 11,088.28 = 5,951.80 : x
  2. Step 2: Convert to fraction form
    7,419.52/11,088.28 = 5,951.80/x
  3. Step 3: Cross multiply
    7,419.52x = 11,088.28 × 5,951.80
  4. Step 4: Simplify right side
    7,419.52x = 65,995,224.90
  5. Step 5: Solve for x
    x = 65,995,224.90/7,419.52
  6. Step 6: Final answer
    x = 8,894.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.