Home / 3,622.34-5,432.69-1,771.61

Finding the Fourth Proportional to 3,622.34, 5,432.69 and 1,771.61

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Solution

The fourth proportional to 3,622.34, 5,432.69 and 1,771.61 is: 2,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.34 : 5,432.69 = 1,771.61 : x
  2. Step 2: Convert to fraction form
    3,622.34/5,432.69 = 1,771.61/x
  3. Step 3: Cross multiply
    3,622.34x = 5,432.69 × 1,771.61
  4. Step 4: Simplify right side
    3,622.34x = 9,624,585.20
  5. Step 5: Solve for x
    x = 9,624,585.20/3,622.34
  6. Step 6: Final answer
    x = 2,657.01

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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.