Home / 10,195.06-15,292.58-2,799.55

Finding the Fourth Proportional to 10,195.06, 15,292.58 and 2,799.55

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Solution

The fourth proportional to 10,195.06, 15,292.58 and 2,799.55 is: 4,199.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.06 : 15,292.58 = 2,799.55 : x
  2. Step 2: Convert to fraction form
    10,195.06/15,292.58 = 2,799.55/x
  3. Step 3: Cross multiply
    10,195.06x = 15,292.58 × 2,799.55
  4. Step 4: Simplify right side
    10,195.06x = 42,812,251.88
  5. Step 5: Solve for x
    x = 42,812,251.88/10,195.06
  6. Step 6: Final answer
    x = 4,199.32

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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.