Home / 10,959.66-16,426.44-6,282.90

Finding the Fourth Proportional to 10,959.66, 16,426.44 and 6,282.90

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Solution

The fourth proportional to 10,959.66, 16,426.44 and 6,282.90 is: 9,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.66 : 16,426.44 = 6,282.90 : x
  2. Step 2: Convert to fraction form
    10,959.66/16,426.44 = 6,282.90/x
  3. Step 3: Cross multiply
    10,959.66x = 16,426.44 × 6,282.90
  4. Step 4: Simplify right side
    10,959.66x = 103,205,679.88
  5. Step 5: Solve for x
    x = 103,205,679.88/10,959.66
  6. Step 6: Final answer
    x = 9,416.87

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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.