Home / 5,432.27-8,148.20-1,536.57

Finding the Fourth Proportional to 5,432.27, 8,148.20 and 1,536.57

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Solution

The fourth proportional to 5,432.27, 8,148.20 and 1,536.57 is: 2,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.27 : 8,148.20 = 1,536.57 : x
  2. Step 2: Convert to fraction form
    5,432.27/8,148.20 = 1,536.57/x
  3. Step 3: Cross multiply
    5,432.27x = 8,148.20 × 1,536.57
  4. Step 4: Simplify right side
    5,432.27x = 12,520,271.99
  5. Step 5: Solve for x
    x = 12,520,271.99/5,432.27
  6. Step 6: Final answer
    x = 2,304.80

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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.