Home / 5,214.70-7,197.42-3,446.47

Finding the Fourth Proportional to 5,214.70, 7,197.42 and 3,446.47

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Solution

The fourth proportional to 5,214.70, 7,197.42 and 3,446.47 is: 4,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.70 : 7,197.42 = 3,446.47 : x
  2. Step 2: Convert to fraction form
    5,214.70/7,197.42 = 3,446.47/x
  3. Step 3: Cross multiply
    5,214.70x = 7,197.42 × 3,446.47
  4. Step 4: Simplify right side
    5,214.70x = 24,805,692.11
  5. Step 5: Solve for x
    x = 24,805,692.11/5,214.70
  6. Step 6: Final answer
    x = 4,756.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.