Home / 3,820.76-5,730.35-1,046.76

Finding the Fourth Proportional to 3,820.76, 5,730.35 and 1,046.76

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Solution

The fourth proportional to 3,820.76, 5,730.35 and 1,046.76 is: 1,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.76 : 5,730.35 = 1,046.76 : x
  2. Step 2: Convert to fraction form
    3,820.76/5,730.35 = 1,046.76/x
  3. Step 3: Cross multiply
    3,820.76x = 5,730.35 × 1,046.76
  4. Step 4: Simplify right side
    3,820.76x = 5,998,295.93
  5. Step 5: Solve for x
    x = 5,998,295.93/3,820.76
  6. Step 6: Final answer
    x = 1,569.92

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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.