Home / 5,394.12-7,446.19-3,626.75

Finding the Fourth Proportional to 5,394.12, 7,446.19 and 3,626.75

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Solution

The fourth proportional to 5,394.12, 7,446.19 and 3,626.75 is: 5,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.12 : 7,446.19 = 3,626.75 : x
  2. Step 2: Convert to fraction form
    5,394.12/7,446.19 = 3,626.75/x
  3. Step 3: Cross multiply
    5,394.12x = 7,446.19 × 3,626.75
  4. Step 4: Simplify right side
    5,394.12x = 27,005,460.52
  5. Step 5: Solve for x
    x = 27,005,460.52/5,394.12
  6. Step 6: Final answer
    x = 5,006.46

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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.