Home / 9,829.20-14,741.10-4,279.62

Finding the Fourth Proportional to 9,829.20, 14,741.10 and 4,279.62

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Solution

The fourth proportional to 9,829.20, 14,741.10 and 4,279.62 is: 6,418.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.20 : 14,741.10 = 4,279.62 : x
  2. Step 2: Convert to fraction form
    9,829.20/14,741.10 = 4,279.62/x
  3. Step 3: Cross multiply
    9,829.20x = 14,741.10 × 4,279.62
  4. Step 4: Simplify right side
    9,829.20x = 63,086,306.38
  5. Step 5: Solve for x
    x = 63,086,306.38/9,829.20
  6. Step 6: Final answer
    x = 6,418.25

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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.