Home / 11,877.82-16,391.51-6,573.13

Finding the Fourth Proportional to 11,877.82, 16,391.51 and 6,573.13

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Solution

The fourth proportional to 11,877.82, 16,391.51 and 6,573.13 is: 9,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.82 : 16,391.51 = 6,573.13 : x
  2. Step 2: Convert to fraction form
    11,877.82/16,391.51 = 6,573.13/x
  3. Step 3: Cross multiply
    11,877.82x = 16,391.51 × 6,573.13
  4. Step 4: Simplify right side
    11,877.82x = 107,743,526.13
  5. Step 5: Solve for x
    x = 107,743,526.13/11,877.82
  6. Step 6: Final answer
    x = 9,070.98

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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.