Home / 6,132.74-9,202.43-4,748.78

Finding the Fourth Proportional to 6,132.74, 9,202.43 and 4,748.78

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Solution

The fourth proportional to 6,132.74, 9,202.43 and 4,748.78 is: 7,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.74 : 9,202.43 = 4,748.78 : x
  2. Step 2: Convert to fraction form
    6,132.74/9,202.43 = 4,748.78/x
  3. Step 3: Cross multiply
    6,132.74x = 9,202.43 × 4,748.78
  4. Step 4: Simplify right side
    6,132.74x = 43,700,350.41
  5. Step 5: Solve for x
    x = 43,700,350.41/6,132.74
  6. Step 6: Final answer
    x = 7,125.75

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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.