Home / 10,826.16-14,939.28-6,110.88

Finding the Fourth Proportional to 10,826.16, 14,939.28 and 6,110.88

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Solution

The fourth proportional to 10,826.16, 14,939.28 and 6,110.88 is: 8,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.16 : 14,939.28 = 6,110.88 : x
  2. Step 2: Convert to fraction form
    10,826.16/14,939.28 = 6,110.88/x
  3. Step 3: Cross multiply
    10,826.16x = 14,939.28 × 6,110.88
  4. Step 4: Simplify right side
    10,826.16x = 91,292,147.37
  5. Step 5: Solve for x
    x = 91,292,147.37/10,826.16
  6. Step 6: Final answer
    x = 8,432.55

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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.