Home / 5,532.10-7,632.12-3,172.97

Finding the Fourth Proportional to 5,532.10, 7,632.12 and 3,172.97

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Solution

The fourth proportional to 5,532.10, 7,632.12 and 3,172.97 is: 4,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532.10 : 7,632.12 = 3,172.97 : x
  2. Step 2: Convert to fraction form
    5,532.10/7,632.12 = 3,172.97/x
  3. Step 3: Cross multiply
    5,532.10x = 7,632.12 × 3,172.97
  4. Step 4: Simplify right side
    5,532.10x = 24,216,518.78
  5. Step 5: Solve for x
    x = 24,216,518.78/5,532.10
  6. Step 6: Final answer
    x = 4,377.46

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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.