Home / 3,154.32-4,726-2,759.92

Finding the Fourth Proportional to 3,154.32, 4,726 and 2,759.92

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Solution

The fourth proportional to 3,154.32, 4,726 and 2,759.92 is: 4,135.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.32 : 4,726 = 2,759.92 : x
  2. Step 2: Convert to fraction form
    3,154.32/4,726 = 2,759.92/x
  3. Step 3: Cross multiply
    3,154.32x = 4,726 × 2,759.92
  4. Step 4: Simplify right side
    3,154.32x = 13,043,381.92
  5. Step 5: Solve for x
    x = 13,043,381.92/3,154.32
  6. Step 6: Final answer
    x = 4,135.09

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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.