Home / 9,170.28-13,752.72-4,952.88

Finding the Fourth Proportional to 9,170.28, 13,752.72 and 4,952.88

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Solution

The fourth proportional to 9,170.28, 13,752.72 and 4,952.88 is: 7,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.28 : 13,752.72 = 4,952.88 : x
  2. Step 2: Convert to fraction form
    9,170.28/13,752.72 = 4,952.88/x
  3. Step 3: Cross multiply
    9,170.28x = 13,752.72 × 4,952.88
  4. Step 4: Simplify right side
    9,170.28x = 68,115,571.83
  5. Step 5: Solve for x
    x = 68,115,571.83/9,170.28
  6. Step 6: Final answer
    x = 7,427.86

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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.