Home / 2,083.37-3,125.05-1,223.15

Finding the Fourth Proportional to 2,083.37, 3,125.05 and 1,223.15

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Solution

The fourth proportional to 2,083.37, 3,125.05 and 1,223.15 is: 1,834.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.37 : 3,125.05 = 1,223.15 : x
  2. Step 2: Convert to fraction form
    2,083.37/3,125.05 = 1,223.15/x
  3. Step 3: Cross multiply
    2,083.37x = 3,125.05 × 1,223.15
  4. Step 4: Simplify right side
    2,083.37x = 3,822,386.22
  5. Step 5: Solve for x
    x = 3,822,386.22/2,083.37
  6. Step 6: Final answer
    x = 1,834.72

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Similar ratio
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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.