Home / 5,410.04-8,115.13-1,899.91

Finding the Fourth Proportional to 5,410.04, 8,115.13 and 1,899.91

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Solution

The fourth proportional to 5,410.04, 8,115.13 and 1,899.91 is: 2,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.04 : 8,115.13 = 1,899.91 : x
  2. Step 2: Convert to fraction form
    5,410.04/8,115.13 = 1,899.91/x
  3. Step 3: Cross multiply
    5,410.04x = 8,115.13 × 1,899.91
  4. Step 4: Simplify right side
    5,410.04x = 15,418,016.64
  5. Step 5: Solve for x
    x = 15,418,016.64/5,410.04
  6. Step 6: Final answer
    x = 2,849.89

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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.