Home / 1,518.29-2,095.34-1,144.61

Finding the Fourth Proportional to 1,518.29, 2,095.34 and 1,144.61

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Solution

The fourth proportional to 1,518.29, 2,095.34 and 1,144.61 is: 1,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.29 : 2,095.34 = 1,144.61 : x
  2. Step 2: Convert to fraction form
    1,518.29/2,095.34 = 1,144.61/x
  3. Step 3: Cross multiply
    1,518.29x = 2,095.34 × 1,144.61
  4. Step 4: Simplify right side
    1,518.29x = 2,398,338.78
  5. Step 5: Solve for x
    x = 2,398,338.78/1,518.29
  6. Step 6: Final answer
    x = 1,579.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.