Home / 2,298.87-3,174.35-2,132.11

Finding the Fourth Proportional to 2,298.87, 3,174.35 and 2,132.11

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Solution

The fourth proportional to 2,298.87, 3,174.35 and 2,132.11 is: 2,944.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.87 : 3,174.35 = 2,132.11 : x
  2. Step 2: Convert to fraction form
    2,298.87/3,174.35 = 2,132.11/x
  3. Step 3: Cross multiply
    2,298.87x = 3,174.35 × 2,132.11
  4. Step 4: Simplify right side
    2,298.87x = 6,768,063.38
  5. Step 5: Solve for x
    x = 6,768,063.38/2,298.87
  6. Step 6: Final answer
    x = 2,944.08

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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.