Home / 10,117.92-13,958.96-5,867.44

Finding the Fourth Proportional to 10,117.92, 13,958.96 and 5,867.44

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Solution

The fourth proportional to 10,117.92, 13,958.96 and 5,867.44 is: 8,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.92 : 13,958.96 = 5,867.44 : x
  2. Step 2: Convert to fraction form
    10,117.92/13,958.96 = 5,867.44/x
  3. Step 3: Cross multiply
    10,117.92x = 13,958.96 × 5,867.44
  4. Step 4: Simplify right side
    10,117.92x = 81,903,360.26
  5. Step 5: Solve for x
    x = 81,903,360.26/10,117.92
  6. Step 6: Final answer
    x = 8,094.88

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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.