Home / 2,260.98-3,119.73-1,329.14

Finding the Fourth Proportional to 2,260.98, 3,119.73 and 1,329.14

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Solution

The fourth proportional to 2,260.98, 3,119.73 and 1,329.14 is: 1,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.98 : 3,119.73 = 1,329.14 : x
  2. Step 2: Convert to fraction form
    2,260.98/3,119.73 = 1,329.14/x
  3. Step 3: Cross multiply
    2,260.98x = 3,119.73 × 1,329.14
  4. Step 4: Simplify right side
    2,260.98x = 4,146,557.93
  5. Step 5: Solve for x
    x = 4,146,557.93/2,260.98
  6. Step 6: Final answer
    x = 1,833.96

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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.