Home / 10,177.80-15,266.16-3,251.76

Finding the Fourth Proportional to 10,177.80, 15,266.16 and 3,251.76

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Solution

The fourth proportional to 10,177.80, 15,266.16 and 3,251.76 is: 4,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.80 : 15,266.16 = 3,251.76 : x
  2. Step 2: Convert to fraction form
    10,177.80/15,266.16 = 3,251.76/x
  3. Step 3: Cross multiply
    10,177.80x = 15,266.16 × 3,251.76
  4. Step 4: Simplify right side
    10,177.80x = 49,641,888.44
  5. Step 5: Solve for x
    x = 49,641,888.44/10,177.80
  6. Step 6: Final answer
    x = 4,877.47

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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.