Home / 10,275.12-15,414.99-3,701.34

Finding the Fourth Proportional to 10,275.12, 15,414.99 and 3,701.34

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Solution

The fourth proportional to 10,275.12, 15,414.99 and 3,701.34 is: 5,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.12 : 15,414.99 = 3,701.34 : x
  2. Step 2: Convert to fraction form
    10,275.12/15,414.99 = 3,701.34/x
  3. Step 3: Cross multiply
    10,275.12x = 15,414.99 × 3,701.34
  4. Step 4: Simplify right side
    10,275.12x = 57,056,119.09
  5. Step 5: Solve for x
    x = 57,056,119.09/10,275.12
  6. Step 6: Final answer
    x = 5,552.84

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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.