Home / 10,203.47-15,299.26-3,956.18

Finding the Fourth Proportional to 10,203.47, 15,299.26 and 3,956.18

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Solution

The fourth proportional to 10,203.47, 15,299.26 and 3,956.18 is: 5,931.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.47 : 15,299.26 = 3,956.18 : x
  2. Step 2: Convert to fraction form
    10,203.47/15,299.26 = 3,956.18/x
  3. Step 3: Cross multiply
    10,203.47x = 15,299.26 × 3,956.18
  4. Step 4: Simplify right side
    10,203.47x = 60,526,641.24
  5. Step 5: Solve for x
    x = 60,526,641.24/10,203.47
  6. Step 6: Final answer
    x = 5,931.97

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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.