Home / 2,332.12-3,488.57-2,126.83

Finding the Fourth Proportional to 2,332.12, 3,488.57 and 2,126.83

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Solution

The fourth proportional to 2,332.12, 3,488.57 and 2,126.83 is: 3,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.12 : 3,488.57 = 2,126.83 : x
  2. Step 2: Convert to fraction form
    2,332.12/3,488.57 = 2,126.83/x
  3. Step 3: Cross multiply
    2,332.12x = 3,488.57 × 2,126.83
  4. Step 4: Simplify right side
    2,332.12x = 7,419,600.31
  5. Step 5: Solve for x
    x = 7,419,600.31/2,332.12
  6. Step 6: Final answer
    x = 3,181.48

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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.