Home / 9,426.60-14,135.85-4,744.80

Finding the Fourth Proportional to 9,426.60, 14,135.85 and 4,744.80

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Solution

The fourth proportional to 9,426.60, 14,135.85 and 4,744.80 is: 7,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.60 : 14,135.85 = 4,744.80 : x
  2. Step 2: Convert to fraction form
    9,426.60/14,135.85 = 4,744.80/x
  3. Step 3: Cross multiply
    9,426.60x = 14,135.85 × 4,744.80
  4. Step 4: Simplify right side
    9,426.60x = 67,071,781.08
  5. Step 5: Solve for x
    x = 67,071,781.08/9,426.60
  6. Step 6: Final answer
    x = 7,115.16

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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.