Home / 5,048.49-7,572.75-3,097.20

Finding the Fourth Proportional to 5,048.49, 7,572.75 and 3,097.20

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Solution

The fourth proportional to 5,048.49, 7,572.75 and 3,097.20 is: 4,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.49 : 7,572.75 = 3,097.20 : x
  2. Step 2: Convert to fraction form
    5,048.49/7,572.75 = 3,097.20/x
  3. Step 3: Cross multiply
    5,048.49x = 7,572.75 × 3,097.20
  4. Step 4: Simplify right side
    5,048.49x = 23,454,321.30
  5. Step 5: Solve for x
    x = 23,454,321.30/5,048.49
  6. Step 6: Final answer
    x = 4,645.81

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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.