Home / 10,112.16-13,961.66-6,336.88

Finding the Fourth Proportional to 10,112.16, 13,961.66 and 6,336.88

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Solution

The fourth proportional to 10,112.16, 13,961.66 and 6,336.88 is: 8,749.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.16 : 13,961.66 = 6,336.88 : x
  2. Step 2: Convert to fraction form
    10,112.16/13,961.66 = 6,336.88/x
  3. Step 3: Cross multiply
    10,112.16x = 13,961.66 × 6,336.88
  4. Step 4: Simplify right side
    10,112.16x = 88,473,364.02
  5. Step 5: Solve for x
    x = 88,473,364.02/10,112.16
  6. Step 6: Final answer
    x = 8,749.21

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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.