Home / 4,754.78-7,132.28-1,634.76

Finding the Fourth Proportional to 4,754.78, 7,132.28 and 1,634.76

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Solution

The fourth proportional to 4,754.78, 7,132.28 and 1,634.76 is: 2,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.78 : 7,132.28 = 1,634.76 : x
  2. Step 2: Convert to fraction form
    4,754.78/7,132.28 = 1,634.76/x
  3. Step 3: Cross multiply
    4,754.78x = 7,132.28 × 1,634.76
  4. Step 4: Simplify right side
    4,754.78x = 11,659,566.05
  5. Step 5: Solve for x
    x = 11,659,566.05/4,754.78
  6. Step 6: Final answer
    x = 2,452.18

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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.