Home / 10,823.66-16,237.69-4,159.88

Finding the Fourth Proportional to 10,823.66, 16,237.69 and 4,159.88

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Solution

The fourth proportional to 10,823.66, 16,237.69 and 4,159.88 is: 6,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.66 : 16,237.69 = 4,159.88 : x
  2. Step 2: Convert to fraction form
    10,823.66/16,237.69 = 4,159.88/x
  3. Step 3: Cross multiply
    10,823.66x = 16,237.69 × 4,159.88
  4. Step 4: Simplify right side
    10,823.66x = 67,546,750.29
  5. Step 5: Solve for x
    x = 67,546,750.29/10,823.66
  6. Step 6: Final answer
    x = 6,240.66

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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.