Home / 10,952.08-16,425.72-3,159.20

Finding the Fourth Proportional to 10,952.08, 16,425.72 and 3,159.20

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Solution

The fourth proportional to 10,952.08, 16,425.72 and 3,159.20 is: 4,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.08 : 16,425.72 = 3,159.20 : x
  2. Step 2: Convert to fraction form
    10,952.08/16,425.72 = 3,159.20/x
  3. Step 3: Cross multiply
    10,952.08x = 16,425.72 × 3,159.20
  4. Step 4: Simplify right side
    10,952.08x = 51,892,134.62
  5. Step 5: Solve for x
    x = 51,892,134.62/10,952.08
  6. Step 6: Final answer
    x = 4,738.11

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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.