Home / 3,925.28-5,889.93-2,169.95

Finding the Fourth Proportional to 3,925.28, 5,889.93 and 2,169.95

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Solution

The fourth proportional to 3,925.28, 5,889.93 and 2,169.95 is: 3,256.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.28 : 5,889.93 = 2,169.95 : x
  2. Step 2: Convert to fraction form
    3,925.28/5,889.93 = 2,169.95/x
  3. Step 3: Cross multiply
    3,925.28x = 5,889.93 × 2,169.95
  4. Step 4: Simplify right side
    3,925.28x = 12,780,853.60
  5. Step 5: Solve for x
    x = 12,780,853.60/3,925.28
  6. Step 6: Final answer
    x = 3,256.04

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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.