Home / 10,549.55-15,827.49-3,154.25

Finding the Fourth Proportional to 10,549.55, 15,827.49 and 3,154.25

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Solution

The fourth proportional to 10,549.55, 15,827.49 and 3,154.25 is: 4,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.55 : 15,827.49 = 3,154.25 : x
  2. Step 2: Convert to fraction form
    10,549.55/15,827.49 = 3,154.25/x
  3. Step 3: Cross multiply
    10,549.55x = 15,827.49 × 3,154.25
  4. Step 4: Simplify right side
    10,549.55x = 49,923,781.20
  5. Step 5: Solve for x
    x = 49,923,781.20/10,549.55
  6. Step 6: Final answer
    x = 4,732.32

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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.