Home / 7,226.28-10,839.42-2,031.48

Finding the Fourth Proportional to 7,226.28, 10,839.42 and 2,031.48

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Solution

The fourth proportional to 7,226.28, 10,839.42 and 2,031.48 is: 3,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.28 : 10,839.42 = 2,031.48 : x
  2. Step 2: Convert to fraction form
    7,226.28/10,839.42 = 2,031.48/x
  3. Step 3: Cross multiply
    7,226.28x = 10,839.42 × 2,031.48
  4. Step 4: Simplify right side
    7,226.28x = 22,020,064.94
  5. Step 5: Solve for x
    x = 22,020,064.94/7,226.28
  6. Step 6: Final answer
    x = 3,047.22

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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.