Home / 9,354.18-13,962.82-8,247.04

Finding the Fourth Proportional to 9,354.18, 13,962.82 and 8,247.04

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Solution

The fourth proportional to 9,354.18, 13,962.82 and 8,247.04 is: 12,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.18 : 13,962.82 = 8,247.04 : x
  2. Step 2: Convert to fraction form
    9,354.18/13,962.82 = 8,247.04/x
  3. Step 3: Cross multiply
    9,354.18x = 13,962.82 × 8,247.04
  4. Step 4: Simplify right side
    9,354.18x = 115,151,935.05
  5. Step 5: Solve for x
    x = 115,151,935.05/9,354.18
  6. Step 6: Final answer
    x = 12,310.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.