Home / 2,083.60-3,123.06-1,042.30

Finding the Fourth Proportional to 2,083.60, 3,123.06 and 1,042.30

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Solution

The fourth proportional to 2,083.60, 3,123.06 and 1,042.30 is: 1,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.60 : 3,123.06 = 1,042.30 : x
  2. Step 2: Convert to fraction form
    2,083.60/3,123.06 = 1,042.30/x
  3. Step 3: Cross multiply
    2,083.60x = 3,123.06 × 1,042.30
  4. Step 4: Simplify right side
    2,083.60x = 3,255,165.44
  5. Step 5: Solve for x
    x = 3,255,165.44/2,083.60
  6. Step 6: Final answer
    x = 1,562.28

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1.5x scale

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.