Home / 4,251.26-5,867.98-2,928.26

Finding the Fourth Proportional to 4,251.26, 5,867.98 and 2,928.26

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Solution

The fourth proportional to 4,251.26, 5,867.98 and 2,928.26 is: 4,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.26 : 5,867.98 = 2,928.26 : x
  2. Step 2: Convert to fraction form
    4,251.26/5,867.98 = 2,928.26/x
  3. Step 3: Cross multiply
    4,251.26x = 5,867.98 × 2,928.26
  4. Step 4: Simplify right side
    4,251.26x = 17,182,971.11
  5. Step 5: Solve for x
    x = 17,182,971.11/4,251.26
  6. Step 6: Final answer
    x = 4,041.85

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1.5x scale

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.