Home / 7,372.20-11,058.30-5,622.60

Finding the Fourth Proportional to 7,372.20, 11,058.30 and 5,622.60

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Solution

The fourth proportional to 7,372.20, 11,058.30 and 5,622.60 is: 8,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.20 : 11,058.30 = 5,622.60 : x
  2. Step 2: Convert to fraction form
    7,372.20/11,058.30 = 5,622.60/x
  3. Step 3: Cross multiply
    7,372.20x = 11,058.30 × 5,622.60
  4. Step 4: Simplify right side
    7,372.20x = 62,176,397.58
  5. Step 5: Solve for x
    x = 62,176,397.58/7,372.20
  6. Step 6: Final answer
    x = 8,433.90

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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.