Home / 4,451.60-6,143.76-2,462.78

Finding the Fourth Proportional to 4,451.60, 6,143.76 and 2,462.78

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Solution

The fourth proportional to 4,451.60, 6,143.76 and 2,462.78 is: 3,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.60 : 6,143.76 = 2,462.78 : x
  2. Step 2: Convert to fraction form
    4,451.60/6,143.76 = 2,462.78/x
  3. Step 3: Cross multiply
    4,451.60x = 6,143.76 × 2,462.78
  4. Step 4: Simplify right side
    4,451.60x = 15,130,729.25
  5. Step 5: Solve for x
    x = 15,130,729.25/4,451.60
  6. Step 6: Final answer
    x = 3,398.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.