Home / 2,865.26-3,952.85-1,746.05

Finding the Fourth Proportional to 2,865.26, 3,952.85 and 1,746.05

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Solution

The fourth proportional to 2,865.26, 3,952.85 and 1,746.05 is: 2,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.26 : 3,952.85 = 1,746.05 : x
  2. Step 2: Convert to fraction form
    2,865.26/3,952.85 = 1,746.05/x
  3. Step 3: Cross multiply
    2,865.26x = 3,952.85 × 1,746.05
  4. Step 4: Simplify right side
    2,865.26x = 6,901,845.25
  5. Step 5: Solve for x
    x = 6,901,845.25/2,865.26
  6. Step 6: Final answer
    x = 2,408.81

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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.