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Finding the Fourth Proportional to 9,357.34, 14,034.11 and 3,432.21

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Solution

The fourth proportional to 9,357.34, 14,034.11 and 3,432.21 is: 5,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.34 : 14,034.11 = 3,432.21 : x
  2. Step 2: Convert to fraction form
    9,357.34/14,034.11 = 3,432.21/x
  3. Step 3: Cross multiply
    9,357.34x = 14,034.11 × 3,432.21
  4. Step 4: Simplify right side
    9,357.34x = 48,167,952.33
  5. Step 5: Solve for x
    x = 48,167,952.33/9,357.34
  6. Step 6: Final answer
    x = 5,147.61

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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.