Home / 5,515.42-7,608.75-3,276.04

Finding the Fourth Proportional to 5,515.42, 7,608.75 and 3,276.04

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Solution

The fourth proportional to 5,515.42, 7,608.75 and 3,276.04 is: 4,519.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.42 : 7,608.75 = 3,276.04 : x
  2. Step 2: Convert to fraction form
    5,515.42/7,608.75 = 3,276.04/x
  3. Step 3: Cross multiply
    5,515.42x = 7,608.75 × 3,276.04
  4. Step 4: Simplify right side
    5,515.42x = 24,926,569.35
  5. Step 5: Solve for x
    x = 24,926,569.35/5,515.42
  6. Step 6: Final answer
    x = 4,519.43

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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.