Home / 6,276.61-9,405.19-3,963.25

Finding the Fourth Proportional to 6,276.61, 9,405.19 and 3,963.25

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Solution

The fourth proportional to 6,276.61, 9,405.19 and 3,963.25 is: 5,938.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.61 : 9,405.19 = 3,963.25 : x
  2. Step 2: Convert to fraction form
    6,276.61/9,405.19 = 3,963.25/x
  3. Step 3: Cross multiply
    6,276.61x = 9,405.19 × 3,963.25
  4. Step 4: Simplify right side
    6,276.61x = 37,275,119.27
  5. Step 5: Solve for x
    x = 37,275,119.27/6,276.61
  6. Step 6: Final answer
    x = 5,938.73

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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.