Home / 2,983.03-4,117.19-1,724.14

Finding the Fourth Proportional to 2,983.03, 4,117.19 and 1,724.14

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Solution

The fourth proportional to 2,983.03, 4,117.19 and 1,724.14 is: 2,379.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.03 : 4,117.19 = 1,724.14 : x
  2. Step 2: Convert to fraction form
    2,983.03/4,117.19 = 1,724.14/x
  3. Step 3: Cross multiply
    2,983.03x = 4,117.19 × 1,724.14
  4. Step 4: Simplify right side
    2,983.03x = 7,098,593.05
  5. Step 5: Solve for x
    x = 7,098,593.05/2,983.03
  6. Step 6: Final answer
    x = 2,379.66

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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.