Home / 3,601.61-5,402.55-1,626.86

Finding the Fourth Proportional to 3,601.61, 5,402.55 and 1,626.86

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Solution

The fourth proportional to 3,601.61, 5,402.55 and 1,626.86 is: 2,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.61 : 5,402.55 = 1,626.86 : x
  2. Step 2: Convert to fraction form
    3,601.61/5,402.55 = 1,626.86/x
  3. Step 3: Cross multiply
    3,601.61x = 5,402.55 × 1,626.86
  4. Step 4: Simplify right side
    3,601.61x = 8,789,165.48
  5. Step 5: Solve for x
    x = 8,789,165.48/3,601.61
  6. Step 6: Final answer
    x = 2,440.35

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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.