Home / 3,963.18-5,470.23-2,284.76

Finding the Fourth Proportional to 3,963.18, 5,470.23 and 2,284.76

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Solution

The fourth proportional to 3,963.18, 5,470.23 and 2,284.76 is: 3,153.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.18 : 5,470.23 = 2,284.76 : x
  2. Step 2: Convert to fraction form
    3,963.18/5,470.23 = 2,284.76/x
  3. Step 3: Cross multiply
    3,963.18x = 5,470.23 × 2,284.76
  4. Step 4: Simplify right side
    3,963.18x = 12,498,154.17
  5. Step 5: Solve for x
    x = 12,498,154.17/3,963.18
  6. Step 6: Final answer
    x = 3,153.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.