Home / 1,749.12-2,625.92-1,360.32

Finding the Fourth Proportional to 1,749.12, 2,625.92 and 1,360.32

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Solution

The fourth proportional to 1,749.12, 2,625.92 and 1,360.32 is: 2,042.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.12 : 2,625.92 = 1,360.32 : x
  2. Step 2: Convert to fraction form
    1,749.12/2,625.92 = 1,360.32/x
  3. Step 3: Cross multiply
    1,749.12x = 2,625.92 × 1,360.32
  4. Step 4: Simplify right side
    1,749.12x = 3,572,091.49
  5. Step 5: Solve for x
    x = 3,572,091.49/1,749.12
  6. Step 6: Final answer
    x = 2,042.22

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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.