Home / 8,232.20-12,348.72-4,721.27

Finding the Fourth Proportional to 8,232.20, 12,348.72 and 4,721.27

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Solution

The fourth proportional to 8,232.20, 12,348.72 and 4,721.27 is: 7,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.20 : 12,348.72 = 4,721.27 : x
  2. Step 2: Convert to fraction form
    8,232.20/12,348.72 = 4,721.27/x
  3. Step 3: Cross multiply
    8,232.20x = 12,348.72 × 4,721.27
  4. Step 4: Simplify right side
    8,232.20x = 58,301,579.53
  5. Step 5: Solve for x
    x = 58,301,579.53/8,232.20
  6. Step 6: Final answer
    x = 7,082.14

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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.