Home / 2,972.14-4,460.10-1,329.73

Finding the Fourth Proportional to 2,972.14, 4,460.10 and 1,329.73

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Solution

The fourth proportional to 2,972.14, 4,460.10 and 1,329.73 is: 1,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.14 : 4,460.10 = 1,329.73 : x
  2. Step 2: Convert to fraction form
    2,972.14/4,460.10 = 1,329.73/x
  3. Step 3: Cross multiply
    2,972.14x = 4,460.10 × 1,329.73
  4. Step 4: Simplify right side
    2,972.14x = 5,930,728.77
  5. Step 5: Solve for x
    x = 5,930,728.77/2,972.14
  6. Step 6: Final answer
    x = 1,995.44

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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.