Home / 7,351.76-11,026.28-3,348.20

Finding the Fourth Proportional to 7,351.76, 11,026.28 and 3,348.20

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Solution

The fourth proportional to 7,351.76, 11,026.28 and 3,348.20 is: 5,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.76 : 11,026.28 = 3,348.20 : x
  2. Step 2: Convert to fraction form
    7,351.76/11,026.28 = 3,348.20/x
  3. Step 3: Cross multiply
    7,351.76x = 11,026.28 × 3,348.20
  4. Step 4: Simplify right side
    7,351.76x = 36,918,190.70
  5. Step 5: Solve for x
    x = 36,918,190.70/7,351.76
  6. Step 6: Final answer
    x = 5,021.68

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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.