Home / 7,867.44-10,856.66-4,329.97

Finding the Fourth Proportional to 7,867.44, 10,856.66 and 4,329.97

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Solution

The fourth proportional to 7,867.44, 10,856.66 and 4,329.97 is: 5,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.44 : 10,856.66 = 4,329.97 : x
  2. Step 2: Convert to fraction form
    7,867.44/10,856.66 = 4,329.97/x
  3. Step 3: Cross multiply
    7,867.44x = 10,856.66 × 4,329.97
  4. Step 4: Simplify right side
    7,867.44x = 47,008,963.31
  5. Step 5: Solve for x
    x = 47,008,963.31/7,867.44
  6. Step 6: Final answer
    x = 5,975.13

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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.