Home / 5,085.28-7,627.91-3,341.30

Finding the Fourth Proportional to 5,085.28, 7,627.91 and 3,341.30

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Solution

The fourth proportional to 5,085.28, 7,627.91 and 3,341.30 is: 5,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.28 : 7,627.91 = 3,341.30 : x
  2. Step 2: Convert to fraction form
    5,085.28/7,627.91 = 3,341.30/x
  3. Step 3: Cross multiply
    5,085.28x = 7,627.91 × 3,341.30
  4. Step 4: Simplify right side
    5,085.28x = 25,487,135.68
  5. Step 5: Solve for x
    x = 25,487,135.68/5,085.28
  6. Step 6: Final answer
    x = 5,011.94

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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.