Home / 9,158.80-13,733.60-4,479.16

Finding the Fourth Proportional to 9,158.80, 13,733.60 and 4,479.16

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Solution

The fourth proportional to 9,158.80, 13,733.60 and 4,479.16 is: 6,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.80 : 13,733.60 = 4,479.16 : x
  2. Step 2: Convert to fraction form
    9,158.80/13,733.60 = 4,479.16/x
  3. Step 3: Cross multiply
    9,158.80x = 13,733.60 × 4,479.16
  4. Step 4: Simplify right side
    9,158.80x = 61,514,991.78
  5. Step 5: Solve for x
    x = 61,514,991.78/9,158.80
  6. Step 6: Final answer
    x = 6,716.49

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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.