Home / 3,925.28-5,889.92-2,609.92

Finding the Fourth Proportional to 3,925.28, 5,889.92 and 2,609.92

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Solution

The fourth proportional to 3,925.28, 5,889.92 and 2,609.92 is: 3,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.28 : 5,889.92 = 2,609.92 : x
  2. Step 2: Convert to fraction form
    3,925.28/5,889.92 = 2,609.92/x
  3. Step 3: Cross multiply
    3,925.28x = 5,889.92 × 2,609.92
  4. Step 4: Simplify right side
    3,925.28x = 15,372,220.01
  5. Step 5: Solve for x
    x = 15,372,220.01/3,925.28
  6. Step 6: Final answer
    x = 3,916.21

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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.