Home / 11,045.88-15,238.08-6,327.48

Finding the Fourth Proportional to 11,045.88, 15,238.08 and 6,327.48

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Solution

The fourth proportional to 11,045.88, 15,238.08 and 6,327.48 is: 8,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.88 : 15,238.08 = 6,327.48 : x
  2. Step 2: Convert to fraction form
    11,045.88/15,238.08 = 6,327.48/x
  3. Step 3: Cross multiply
    11,045.88x = 15,238.08 × 6,327.48
  4. Step 4: Simplify right side
    11,045.88x = 96,418,646.44
  5. Step 5: Solve for x
    x = 96,418,646.44/11,045.88
  6. Step 6: Final answer
    x = 8,728.92

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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.