Home / 4,972.16-7,458-3,020.24

Finding the Fourth Proportional to 4,972.16, 7,458 and 3,020.24

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Solution

The fourth proportional to 4,972.16, 7,458 and 3,020.24 is: 4,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.16 : 7,458 = 3,020.24 : x
  2. Step 2: Convert to fraction form
    4,972.16/7,458 = 3,020.24/x
  3. Step 3: Cross multiply
    4,972.16x = 7,458 × 3,020.24
  4. Step 4: Simplify right side
    4,972.16x = 22,524,949.92
  5. Step 5: Solve for x
    x = 22,524,949.92/4,972.16
  6. Step 6: Final answer
    x = 4,530.21

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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.