Home / 5,461.60-7,535.76-3,103.52

Finding the Fourth Proportional to 5,461.60, 7,535.76 and 3,103.52

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Solution

The fourth proportional to 5,461.60, 7,535.76 and 3,103.52 is: 4,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.60 : 7,535.76 = 3,103.52 : x
  2. Step 2: Convert to fraction form
    5,461.60/7,535.76 = 3,103.52/x
  3. Step 3: Cross multiply
    5,461.60x = 7,535.76 × 3,103.52
  4. Step 4: Simplify right side
    5,461.60x = 23,387,381.88
  5. Step 5: Solve for x
    x = 23,387,381.88/5,461.60
  6. Step 6: Final answer
    x = 4,282.15

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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.