Home / 2,269.20-3,402.20-1,037.20

Finding the Fourth Proportional to 2,269.20, 3,402.20 and 1,037.20

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Solution

The fourth proportional to 2,269.20, 3,402.20 and 1,037.20 is: 1,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.20 : 3,402.20 = 1,037.20 : x
  2. Step 2: Convert to fraction form
    2,269.20/3,402.20 = 1,037.20/x
  3. Step 3: Cross multiply
    2,269.20x = 3,402.20 × 1,037.20
  4. Step 4: Simplify right side
    2,269.20x = 3,528,761.84
  5. Step 5: Solve for x
    x = 3,528,761.84/2,269.20
  6. Step 6: Final answer
    x = 1,555.07

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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.