Home / 5,433.42-8,149.23-1,536.78

Finding the Fourth Proportional to 5,433.42, 8,149.23 and 1,536.78

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Solution

The fourth proportional to 5,433.42, 8,149.23 and 1,536.78 is: 2,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.42 : 8,149.23 = 1,536.78 : x
  2. Step 2: Convert to fraction form
    5,433.42/8,149.23 = 1,536.78/x
  3. Step 3: Cross multiply
    5,433.42x = 8,149.23 × 1,536.78
  4. Step 4: Simplify right side
    5,433.42x = 12,523,573.68
  5. Step 5: Solve for x
    x = 12,523,573.68/5,433.42
  6. Step 6: Final answer
    x = 2,304.92

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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.