Home / 2,299.77-3,446.92-1,259.58

Finding the Fourth Proportional to 2,299.77, 3,446.92 and 1,259.58

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Solution

The fourth proportional to 2,299.77, 3,446.92 and 1,259.58 is: 1,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.77 : 3,446.92 = 1,259.58 : x
  2. Step 2: Convert to fraction form
    2,299.77/3,446.92 = 1,259.58/x
  3. Step 3: Cross multiply
    2,299.77x = 3,446.92 × 1,259.58
  4. Step 4: Simplify right side
    2,299.77x = 4,341,651.60
  5. Step 5: Solve for x
    x = 4,341,651.60/2,299.77
  6. Step 6: Final answer
    x = 1,887.87

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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.