Home / 5,535.20-7,637.92-3,766.24

Finding the Fourth Proportional to 5,535.20, 7,637.92 and 3,766.24

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Solution

The fourth proportional to 5,535.20, 7,637.92 and 3,766.24 is: 5,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.20 : 7,637.92 = 3,766.24 : x
  2. Step 2: Convert to fraction form
    5,535.20/7,637.92 = 3,766.24/x
  3. Step 3: Cross multiply
    5,535.20x = 7,637.92 × 3,766.24
  4. Step 4: Simplify right side
    5,535.20x = 28,766,239.82
  5. Step 5: Solve for x
    x = 28,766,239.82/5,535.20
  6. Step 6: Final answer
    x = 5,196.96

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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.