Home / 4,891.88-7,337.82-1,429.13

Finding the Fourth Proportional to 4,891.88, 7,337.82 and 1,429.13

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Solution

The fourth proportional to 4,891.88, 7,337.82 and 1,429.13 is: 2,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.88 : 7,337.82 = 1,429.13 : x
  2. Step 2: Convert to fraction form
    4,891.88/7,337.82 = 1,429.13/x
  3. Step 3: Cross multiply
    4,891.88x = 7,337.82 × 1,429.13
  4. Step 4: Simplify right side
    4,891.88x = 10,486,662.01
  5. Step 5: Solve for x
    x = 10,486,662.01/4,891.88
  6. Step 6: Final answer
    x = 2,143.69

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Similar ratio
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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.