Home / 10,726.24-16,084.80-4,886.56

Finding the Fourth Proportional to 10,726.24, 16,084.80 and 4,886.56

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Solution

The fourth proportional to 10,726.24, 16,084.80 and 4,886.56 is: 7,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.24 : 16,084.80 = 4,886.56 : x
  2. Step 2: Convert to fraction form
    10,726.24/16,084.80 = 4,886.56/x
  3. Step 3: Cross multiply
    10,726.24x = 16,084.80 × 4,886.56
  4. Step 4: Simplify right side
    10,726.24x = 78,599,340.29
  5. Step 5: Solve for x
    x = 78,599,340.29/10,726.24
  6. Step 6: Final answer
    x = 7,327.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.