Home / 11,545.50-15,932.79-6,577.50

Finding the Fourth Proportional to 11,545.50, 15,932.79 and 6,577.50

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Solution

The fourth proportional to 11,545.50, 15,932.79 and 6,577.50 is: 9,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.50 : 15,932.79 = 6,577.50 : x
  2. Step 2: Convert to fraction form
    11,545.50/15,932.79 = 6,577.50/x
  3. Step 3: Cross multiply
    11,545.50x = 15,932.79 × 6,577.50
  4. Step 4: Simplify right side
    11,545.50x = 104,797,926.23
  5. Step 5: Solve for x
    x = 104,797,926.23/11,545.50
  6. Step 6: Final answer
    x = 9,076.95

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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.