Home / 8,079.52-11,148.24-4,722.16

Finding the Fourth Proportional to 8,079.52, 11,148.24 and 4,722.16

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Solution

The fourth proportional to 8,079.52, 11,148.24 and 4,722.16 is: 6,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.52 : 11,148.24 = 4,722.16 : x
  2. Step 2: Convert to fraction form
    8,079.52/11,148.24 = 4,722.16/x
  3. Step 3: Cross multiply
    8,079.52x = 11,148.24 × 4,722.16
  4. Step 4: Simplify right side
    8,079.52x = 52,643,773.00
  5. Step 5: Solve for x
    x = 52,643,773.00/8,079.52
  6. Step 6: Final answer
    x = 6,515.71

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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.