Home / 5,289.26-7,934.04-1,591.58

Finding the Fourth Proportional to 5,289.26, 7,934.04 and 1,591.58

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Solution

The fourth proportional to 5,289.26, 7,934.04 and 1,591.58 is: 2,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.26 : 7,934.04 = 1,591.58 : x
  2. Step 2: Convert to fraction form
    5,289.26/7,934.04 = 1,591.58/x
  3. Step 3: Cross multiply
    5,289.26x = 7,934.04 × 1,591.58
  4. Step 4: Simplify right side
    5,289.26x = 12,627,659.38
  5. Step 5: Solve for x
    x = 12,627,659.38/5,289.26
  6. Step 6: Final answer
    x = 2,387.42

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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.