Home / 5,051.29-7,551.98-4,279.91

Finding the Fourth Proportional to 5,051.29, 7,551.98 and 4,279.91

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Solution

The fourth proportional to 5,051.29, 7,551.98 and 4,279.91 is: 6,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.29 : 7,551.98 = 4,279.91 : x
  2. Step 2: Convert to fraction form
    5,051.29/7,551.98 = 4,279.91/x
  3. Step 3: Cross multiply
    5,051.29x = 7,551.98 × 4,279.91
  4. Step 4: Simplify right side
    5,051.29x = 32,321,839.41
  5. Step 5: Solve for x
    x = 32,321,839.41/5,051.29
  6. Step 6: Final answer
    x = 6,398.73

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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.