Home / 9,204.15-12,702.24-5,429.53

Finding the Fourth Proportional to 9,204.15, 12,702.24 and 5,429.53

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Solution

The fourth proportional to 9,204.15, 12,702.24 and 5,429.53 is: 7,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,204.15 : 12,702.24 = 5,429.53 : x
  2. Step 2: Convert to fraction form
    9,204.15/12,702.24 = 5,429.53/x
  3. Step 3: Cross multiply
    9,204.15x = 12,702.24 × 5,429.53
  4. Step 4: Simplify right side
    9,204.15x = 68,967,209.03
  5. Step 5: Solve for x
    x = 68,967,209.03/9,204.15
  6. Step 6: Final answer
    x = 7,493.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.