Home / 7,254.18-10,882.80-2,574.90

Finding the Fourth Proportional to 7,254.18, 10,882.80 and 2,574.90

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Solution

The fourth proportional to 7,254.18, 10,882.80 and 2,574.90 is: 3,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.18 : 10,882.80 = 2,574.90 : x
  2. Step 2: Convert to fraction form
    7,254.18/10,882.80 = 2,574.90/x
  3. Step 3: Cross multiply
    7,254.18x = 10,882.80 × 2,574.90
  4. Step 4: Simplify right side
    7,254.18x = 28,022,121.72
  5. Step 5: Solve for x
    x = 28,022,121.72/7,254.18
  6. Step 6: Final answer
    x = 3,862.89

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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.