Home / 2,294.40-3,166.17-1,299.69

Finding the Fourth Proportional to 2,294.40, 3,166.17 and 1,299.69

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Solution

The fourth proportional to 2,294.40, 3,166.17 and 1,299.69 is: 1,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.40 : 3,166.17 = 1,299.69 : x
  2. Step 2: Convert to fraction form
    2,294.40/3,166.17 = 1,299.69/x
  3. Step 3: Cross multiply
    2,294.40x = 3,166.17 × 1,299.69
  4. Step 4: Simplify right side
    2,294.40x = 4,115,039.49
  5. Step 5: Solve for x
    x = 4,115,039.49/2,294.40
  6. Step 6: Final answer
    x = 1,793.51

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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.