Home / 10,170.39-15,252.77-4,908.83

Finding the Fourth Proportional to 10,170.39, 15,252.77 and 4,908.83

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Solution

The fourth proportional to 10,170.39, 15,252.77 and 4,908.83 is: 7,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.39 : 15,252.77 = 4,908.83 : x
  2. Step 2: Convert to fraction form
    10,170.39/15,252.77 = 4,908.83/x
  3. Step 3: Cross multiply
    10,170.39x = 15,252.77 × 4,908.83
  4. Step 4: Simplify right side
    10,170.39x = 74,873,154.15
  5. Step 5: Solve for x
    x = 74,873,154.15/10,170.39
  6. Step 6: Final answer
    x = 7,361.88

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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.