Home / 5,610.24-8,405.76-3,963.84

Finding the Fourth Proportional to 5,610.24, 8,405.76 and 3,963.84

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Solution

The fourth proportional to 5,610.24, 8,405.76 and 3,963.84 is: 5,938.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.24 : 8,405.76 = 3,963.84 : x
  2. Step 2: Convert to fraction form
    5,610.24/8,405.76 = 3,963.84/x
  3. Step 3: Cross multiply
    5,610.24x = 8,405.76 × 3,963.84
  4. Step 4: Simplify right side
    5,610.24x = 33,319,087.72
  5. Step 5: Solve for x
    x = 33,319,087.72/5,610.24
  6. Step 6: Final answer
    x = 5,938.98

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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.