Home / 11,867.52-16,377.62-7,675.77

Finding the Fourth Proportional to 11,867.52, 16,377.62 and 7,675.77

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Solution

The fourth proportional to 11,867.52, 16,377.62 and 7,675.77 is: 10,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.52 : 16,377.62 = 7,675.77 : x
  2. Step 2: Convert to fraction form
    11,867.52/16,377.62 = 7,675.77/x
  3. Step 3: Cross multiply
    11,867.52x = 16,377.62 × 7,675.77
  4. Step 4: Simplify right side
    11,867.52x = 125,710,805.89
  5. Step 5: Solve for x
    x = 125,710,805.89/11,867.52
  6. Step 6: Final answer
    x = 10,592.85

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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.