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Finding the Fourth Proportional to 3,531.44, 5,297.20 and 934.38

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Solution

The fourth proportional to 3,531.44, 5,297.20 and 934.38 is: 1,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.44 : 5,297.20 = 934.38 : x
  2. Step 2: Convert to fraction form
    3,531.44/5,297.20 = 934.38/x
  3. Step 3: Cross multiply
    3,531.44x = 5,297.20 × 934.38
  4. Step 4: Simplify right side
    3,531.44x = 4,949,595.40
  5. Step 5: Solve for x
    x = 4,949,595.40/3,531.44
  6. Step 6: Final answer
    x = 1,401.58

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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.