Home / 7,247.17-10,871.18-2,316.43

Finding the Fourth Proportional to 7,247.17, 10,871.18 and 2,316.43

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Solution

The fourth proportional to 7,247.17, 10,871.18 and 2,316.43 is: 3,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.17 : 10,871.18 = 2,316.43 : x
  2. Step 2: Convert to fraction form
    7,247.17/10,871.18 = 2,316.43/x
  3. Step 3: Cross multiply
    7,247.17x = 10,871.18 × 2,316.43
  4. Step 4: Simplify right side
    7,247.17x = 25,182,338.18
  5. Step 5: Solve for x
    x = 25,182,338.18/7,247.17
  6. Step 6: Final answer
    x = 3,474.78

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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.