Home / 5,263.31-7,884.41-3,177.02

Finding the Fourth Proportional to 5,263.31, 7,884.41 and 3,177.02

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Solution

The fourth proportional to 5,263.31, 7,884.41 and 3,177.02 is: 4,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.31 : 7,884.41 = 3,177.02 : x
  2. Step 2: Convert to fraction form
    5,263.31/7,884.41 = 3,177.02/x
  3. Step 3: Cross multiply
    5,263.31x = 7,884.41 × 3,177.02
  4. Step 4: Simplify right side
    5,263.31x = 25,048,872.95
  5. Step 5: Solve for x
    x = 25,048,872.95/5,263.31
  6. Step 6: Final answer
    x = 4,759.15

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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.