Home / 5,532.76-7,634.46-3,174.40

Finding the Fourth Proportional to 5,532.76, 7,634.46 and 3,174.40

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Solution

The fourth proportional to 5,532.76, 7,634.46 and 3,174.40 is: 4,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532.76 : 7,634.46 = 3,174.40 : x
  2. Step 2: Convert to fraction form
    5,532.76/7,634.46 = 3,174.40/x
  3. Step 3: Cross multiply
    5,532.76x = 7,634.46 × 3,174.40
  4. Step 4: Simplify right side
    5,532.76x = 24,234,829.82
  5. Step 5: Solve for x
    x = 24,234,829.82/5,532.76
  6. Step 6: Final answer
    x = 4,380.24

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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.