Home / 11,251.19-16,862.81-6,324.36

Finding the Fourth Proportional to 11,251.19, 16,862.81 and 6,324.36

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Solution

The fourth proportional to 11,251.19, 16,862.81 and 6,324.36 is: 9,478.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.19 : 16,862.81 = 6,324.36 : x
  2. Step 2: Convert to fraction form
    11,251.19/16,862.81 = 6,324.36/x
  3. Step 3: Cross multiply
    11,251.19x = 16,862.81 × 6,324.36
  4. Step 4: Simplify right side
    11,251.19x = 106,646,449.43
  5. Step 5: Solve for x
    x = 106,646,449.43/11,251.19
  6. Step 6: Final answer
    x = 9,478.69

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1.5x scale

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.