Home / 5,891.13-8,125.66-4,001.65

Finding the Fourth Proportional to 5,891.13, 8,125.66 and 4,001.65

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Solution

The fourth proportional to 5,891.13, 8,125.66 and 4,001.65 is: 5,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.13 : 8,125.66 = 4,001.65 : x
  2. Step 2: Convert to fraction form
    5,891.13/8,125.66 = 4,001.65/x
  3. Step 3: Cross multiply
    5,891.13x = 8,125.66 × 4,001.65
  4. Step 4: Simplify right side
    5,891.13x = 32,516,047.34
  5. Step 5: Solve for x
    x = 32,516,047.34/5,891.13
  6. Step 6: Final answer
    x = 5,519.49

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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.