Home / 2,083.86-2,875.36-1,244.90

Finding the Fourth Proportional to 2,083.86, 2,875.36 and 1,244.90

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Solution

The fourth proportional to 2,083.86, 2,875.36 and 1,244.90 is: 1,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.86 : 2,875.36 = 1,244.90 : x
  2. Step 2: Convert to fraction form
    2,083.86/2,875.36 = 1,244.90/x
  3. Step 3: Cross multiply
    2,083.86x = 2,875.36 × 1,244.90
  4. Step 4: Simplify right side
    2,083.86x = 3,579,535.66
  5. Step 5: Solve for x
    x = 3,579,535.66/2,083.86
  6. Step 6: Final answer
    x = 1,717.74

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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.