Home / 3,622.29-5,432.72-1,156.44

Finding the Fourth Proportional to 3,622.29, 5,432.72 and 1,156.44

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Solution

The fourth proportional to 3,622.29, 5,432.72 and 1,156.44 is: 1,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.29 : 5,432.72 = 1,156.44 : x
  2. Step 2: Convert to fraction form
    3,622.29/5,432.72 = 1,156.44/x
  3. Step 3: Cross multiply
    3,622.29x = 5,432.72 × 1,156.44
  4. Step 4: Simplify right side
    3,622.29x = 6,282,608.93
  5. Step 5: Solve for x
    x = 6,282,608.93/3,622.29
  6. Step 6: Final answer
    x = 1,734.43

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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.