Home / 4,429.62-6,115.50-3,937.59

Finding the Fourth Proportional to 4,429.62, 6,115.50 and 3,937.59

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Solution

The fourth proportional to 4,429.62, 6,115.50 and 3,937.59 is: 5,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.62 : 6,115.50 = 3,937.59 : x
  2. Step 2: Convert to fraction form
    4,429.62/6,115.50 = 3,937.59/x
  3. Step 3: Cross multiply
    4,429.62x = 6,115.50 × 3,937.59
  4. Step 4: Simplify right side
    4,429.62x = 24,080,331.65
  5. Step 5: Solve for x
    x = 24,080,331.65/4,429.62
  6. Step 6: Final answer
    x = 5,436.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.