Home / 11,867.88-16,377.04-6,562.36

Finding the Fourth Proportional to 11,867.88, 16,377.04 and 6,562.36

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Solution

The fourth proportional to 11,867.88, 16,377.04 and 6,562.36 is: 9,055.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.88 : 16,377.04 = 6,562.36 : x
  2. Step 2: Convert to fraction form
    11,867.88/16,377.04 = 6,562.36/x
  3. Step 3: Cross multiply
    11,867.88x = 16,377.04 × 6,562.36
  4. Step 4: Simplify right side
    11,867.88x = 107,472,032.21
  5. Step 5: Solve for x
    x = 107,472,032.21/11,867.88
  6. Step 6: Final answer
    x = 9,055.71

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1.5x scale

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.