Home / 9,631.32-14,445.39-3,389.86

Finding the Fourth Proportional to 9,631.32, 14,445.39 and 3,389.86

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Solution

The fourth proportional to 9,631.32, 14,445.39 and 3,389.86 is: 5,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.32 : 14,445.39 = 3,389.86 : x
  2. Step 2: Convert to fraction form
    9,631.32/14,445.39 = 3,389.86/x
  3. Step 3: Cross multiply
    9,631.32x = 14,445.39 × 3,389.86
  4. Step 4: Simplify right side
    9,631.32x = 48,967,849.75
  5. Step 5: Solve for x
    x = 48,967,849.75/9,631.32
  6. Step 6: Final answer
    x = 5,084.23

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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.