Home / 5,328.35-7,992.52-1,432.76

Finding the Fourth Proportional to 5,328.35, 7,992.52 and 1,432.76

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Solution

The fourth proportional to 5,328.35, 7,992.52 and 1,432.76 is: 2,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.35 : 7,992.52 = 1,432.76 : x
  2. Step 2: Convert to fraction form
    5,328.35/7,992.52 = 1,432.76/x
  3. Step 3: Cross multiply
    5,328.35x = 7,992.52 × 1,432.76
  4. Step 4: Simplify right side
    5,328.35x = 11,451,379.35
  5. Step 5: Solve for x
    x = 11,451,379.35/5,328.35
  6. Step 6: Final answer
    x = 2,149.14

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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.