Home / 9,432.38-14,145.20-2,767.03

Finding the Fourth Proportional to 9,432.38, 14,145.20 and 2,767.03

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Solution

The fourth proportional to 9,432.38, 14,145.20 and 2,767.03 is: 4,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.38 : 14,145.20 = 2,767.03 : x
  2. Step 2: Convert to fraction form
    9,432.38/14,145.20 = 2,767.03/x
  3. Step 3: Cross multiply
    9,432.38x = 14,145.20 × 2,767.03
  4. Step 4: Simplify right side
    9,432.38x = 39,140,108.19
  5. Step 5: Solve for x
    x = 39,140,108.19/9,432.38
  6. Step 6: Final answer
    x = 4,149.55

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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.