Home / 5,622.28-7,760.46-3,265.36

Finding the Fourth Proportional to 5,622.28, 7,760.46 and 3,265.36

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Solution

The fourth proportional to 5,622.28, 7,760.46 and 3,265.36 is: 4,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.28 : 7,760.46 = 3,265.36 : x
  2. Step 2: Convert to fraction form
    5,622.28/7,760.46 = 3,265.36/x
  3. Step 3: Cross multiply
    5,622.28x = 7,760.46 × 3,265.36
  4. Step 4: Simplify right side
    5,622.28x = 25,340,695.67
  5. Step 5: Solve for x
    x = 25,340,695.67/5,622.28
  6. Step 6: Final answer
    x = 4,507.19

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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.