Home / 5,113.24-7,060.92-3,228.20

Finding the Fourth Proportional to 5,113.24, 7,060.92 and 3,228.20

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Solution

The fourth proportional to 5,113.24, 7,060.92 and 3,228.20 is: 4,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.24 : 7,060.92 = 3,228.20 : x
  2. Step 2: Convert to fraction form
    5,113.24/7,060.92 = 3,228.20/x
  3. Step 3: Cross multiply
    5,113.24x = 7,060.92 × 3,228.20
  4. Step 4: Simplify right side
    5,113.24x = 22,794,061.94
  5. Step 5: Solve for x
    x = 22,794,061.94/5,113.24
  6. Step 6: Final answer
    x = 4,457.85

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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.