Home / 2,305.55-3,458.32-1,281.71

Finding the Fourth Proportional to 2,305.55, 3,458.32 and 1,281.71

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Solution

The fourth proportional to 2,305.55, 3,458.32 and 1,281.71 is: 1,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.55 : 3,458.32 = 1,281.71 : x
  2. Step 2: Convert to fraction form
    2,305.55/3,458.32 = 1,281.71/x
  3. Step 3: Cross multiply
    2,305.55x = 3,458.32 × 1,281.71
  4. Step 4: Simplify right side
    2,305.55x = 4,432,542.83
  5. Step 5: Solve for x
    x = 4,432,542.83/2,305.55
  6. Step 6: Final answer
    x = 1,922.56

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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.