Home / 2,083.32-2,876.31-1,298.52

Finding the Fourth Proportional to 2,083.32, 2,876.31 and 1,298.52

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Solution

The fourth proportional to 2,083.32, 2,876.31 and 1,298.52 is: 1,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.32 : 2,876.31 = 1,298.52 : x
  2. Step 2: Convert to fraction form
    2,083.32/2,876.31 = 1,298.52/x
  3. Step 3: Cross multiply
    2,083.32x = 2,876.31 × 1,298.52
  4. Step 4: Simplify right side
    2,083.32x = 3,734,946.06
  5. Step 5: Solve for x
    x = 3,734,946.06/2,083.32
  6. Step 6: Final answer
    x = 1,792.79

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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.