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Finding the Fourth Proportional to 9,325.38, 13,981.22 and 4,392.24

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Solution

The fourth proportional to 9,325.38, 13,981.22 and 4,392.24 is: 6,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.38 : 13,981.22 = 4,392.24 : x
  2. Step 2: Convert to fraction form
    9,325.38/13,981.22 = 4,392.24/x
  3. Step 3: Cross multiply
    9,325.38x = 13,981.22 × 4,392.24
  4. Step 4: Simplify right side
    9,325.38x = 61,408,873.73
  5. Step 5: Solve for x
    x = 61,408,873.73/9,325.38
  6. Step 6: Final answer
    x = 6,585.13

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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.