Home / 3,626.36-5,432.70-2,971.88

Finding the Fourth Proportional to 3,626.36, 5,432.70 and 2,971.88

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Solution

The fourth proportional to 3,626.36, 5,432.70 and 2,971.88 is: 4,452.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.36 : 5,432.70 = 2,971.88 : x
  2. Step 2: Convert to fraction form
    3,626.36/5,432.70 = 2,971.88/x
  3. Step 3: Cross multiply
    3,626.36x = 5,432.70 × 2,971.88
  4. Step 4: Simplify right side
    3,626.36x = 16,145,332.48
  5. Step 5: Solve for x
    x = 16,145,332.48/3,626.36
  6. Step 6: Final answer
    x = 4,452.21

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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.