Home / 2,298.11-3,174.62-2,049.35

Finding the Fourth Proportional to 2,298.11, 3,174.62 and 2,049.35

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Solution

The fourth proportional to 2,298.11, 3,174.62 and 2,049.35 is: 2,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.11 : 3,174.62 = 2,049.35 : x
  2. Step 2: Convert to fraction form
    2,298.11/3,174.62 = 2,049.35/x
  3. Step 3: Cross multiply
    2,298.11x = 3,174.62 × 2,049.35
  4. Step 4: Simplify right side
    2,298.11x = 6,505,881.38
  5. Step 5: Solve for x
    x = 6,505,881.38/2,298.11
  6. Step 6: Final answer
    x = 2,830.98

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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.