Home / 5,590.07-8,387.50-1,892.69

Finding the Fourth Proportional to 5,590.07, 8,387.50 and 1,892.69

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Solution

The fourth proportional to 5,590.07, 8,387.50 and 1,892.69 is: 2,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.07 : 8,387.50 = 1,892.69 : x
  2. Step 2: Convert to fraction form
    5,590.07/8,387.50 = 1,892.69/x
  3. Step 3: Cross multiply
    5,590.07x = 8,387.50 × 1,892.69
  4. Step 4: Simplify right side
    5,590.07x = 15,874,937.38
  5. Step 5: Solve for x
    x = 15,874,937.38/5,590.07
  6. Step 6: Final answer
    x = 2,839.85

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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.