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Finding the Fourth Proportional to 9,480.60, 14,217.80 and 3,934.26

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Solution

The fourth proportional to 9,480.60, 14,217.80 and 3,934.26 is: 5,900.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.60 : 14,217.80 = 3,934.26 : x
  2. Step 2: Convert to fraction form
    9,480.60/14,217.80 = 3,934.26/x
  3. Step 3: Cross multiply
    9,480.60x = 14,217.80 × 3,934.26
  4. Step 4: Simplify right side
    9,480.60x = 55,936,502.16
  5. Step 5: Solve for x
    x = 55,936,502.16/9,480.60
  6. Step 6: Final answer
    x = 5,900.10

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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.