Home / 5,155.03-7,733.15-2,963.78

Finding the Fourth Proportional to 5,155.03, 7,733.15 and 2,963.78

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Solution

The fourth proportional to 5,155.03, 7,733.15 and 2,963.78 is: 4,446.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155.03 : 7,733.15 = 2,963.78 : x
  2. Step 2: Convert to fraction form
    5,155.03/7,733.15 = 2,963.78/x
  3. Step 3: Cross multiply
    5,155.03x = 7,733.15 × 2,963.78
  4. Step 4: Simplify right side
    5,155.03x = 22,919,355.31
  5. Step 5: Solve for x
    x = 22,919,355.31/5,155.03
  6. Step 6: Final answer
    x = 4,446.02

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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.