Home / 3,040.52-4,562.15-1,872.30

Finding the Fourth Proportional to 3,040.52, 4,562.15 and 1,872.30

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Solution

The fourth proportional to 3,040.52, 4,562.15 and 1,872.30 is: 2,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.52 : 4,562.15 = 1,872.30 : x
  2. Step 2: Convert to fraction form
    3,040.52/4,562.15 = 1,872.30/x
  3. Step 3: Cross multiply
    3,040.52x = 4,562.15 × 1,872.30
  4. Step 4: Simplify right side
    3,040.52x = 8,541,704.08
  5. Step 5: Solve for x
    x = 8,541,704.08/3,040.52
  6. Step 6: Final answer
    x = 2,809.30

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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.