Home / 7,255.28-10,881.96-2,061.68

Finding the Fourth Proportional to 7,255.28, 10,881.96 and 2,061.68

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Solution

The fourth proportional to 7,255.28, 10,881.96 and 2,061.68 is: 3,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.28 : 10,881.96 = 2,061.68 : x
  2. Step 2: Convert to fraction form
    7,255.28/10,881.96 = 2,061.68/x
  3. Step 3: Cross multiply
    7,255.28x = 10,881.96 × 2,061.68
  4. Step 4: Simplify right side
    7,255.28x = 22,435,119.29
  5. Step 5: Solve for x
    x = 22,435,119.29/7,255.28
  6. Step 6: Final answer
    x = 3,092.25

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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.