Home / 3,854.02-5,781.64-1,632.86

Finding the Fourth Proportional to 3,854.02, 5,781.64 and 1,632.86

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Solution

The fourth proportional to 3,854.02, 5,781.64 and 1,632.86 is: 2,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.02 : 5,781.64 = 1,632.86 : x
  2. Step 2: Convert to fraction form
    3,854.02/5,781.64 = 1,632.86/x
  3. Step 3: Cross multiply
    3,854.02x = 5,781.64 × 1,632.86
  4. Step 4: Simplify right side
    3,854.02x = 9,440,595.85
  5. Step 5: Solve for x
    x = 9,440,595.85/3,854.02
  6. Step 6: Final answer
    x = 2,449.54

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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.