Home / 2,073.23-3,110.13-1,292.58

Finding the Fourth Proportional to 2,073.23, 3,110.13 and 1,292.58

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Solution

The fourth proportional to 2,073.23, 3,110.13 and 1,292.58 is: 1,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.23 : 3,110.13 = 1,292.58 : x
  2. Step 2: Convert to fraction form
    2,073.23/3,110.13 = 1,292.58/x
  3. Step 3: Cross multiply
    2,073.23x = 3,110.13 × 1,292.58
  4. Step 4: Simplify right side
    2,073.23x = 4,020,091.84
  5. Step 5: Solve for x
    x = 4,020,091.84/2,073.23
  6. Step 6: Final answer
    x = 1,939.05

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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.