Home / 11,205.88-15,464.17-6,426.00

Finding the Fourth Proportional to 11,205.88, 15,464.17 and 6,426.00

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Solution

The fourth proportional to 11,205.88, 15,464.17 and 6,426.00 is: 8,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.88 : 15,464.17 = 6,426.00 : x
  2. Step 2: Convert to fraction form
    11,205.88/15,464.17 = 6,426.00/x
  3. Step 3: Cross multiply
    11,205.88x = 15,464.17 × 6,426.00
  4. Step 4: Simplify right side
    11,205.88x = 99,372,781.26
  5. Step 5: Solve for x
    x = 99,372,781.26/11,205.88
  6. Step 6: Final answer
    x = 8,867.92

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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.