Home / 2,751.15-4,124.57-1,882.83

Finding the Fourth Proportional to 2,751.15, 4,124.57 and 1,882.83

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Solution

The fourth proportional to 2,751.15, 4,124.57 and 1,882.83 is: 2,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.15 : 4,124.57 = 1,882.83 : x
  2. Step 2: Convert to fraction form
    2,751.15/4,124.57 = 1,882.83/x
  3. Step 3: Cross multiply
    2,751.15x = 4,124.57 × 1,882.83
  4. Step 4: Simplify right side
    2,751.15x = 7,765,854.72
  5. Step 5: Solve for x
    x = 7,765,854.72/2,751.15
  6. Step 6: Final answer
    x = 2,822.77

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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.