Home / 11,566.62-15,961.94-6,261.41

Finding the Fourth Proportional to 11,566.62, 15,961.94 and 6,261.41

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Solution

The fourth proportional to 11,566.62, 15,961.94 and 6,261.41 is: 8,640.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.62 : 15,961.94 = 6,261.41 : x
  2. Step 2: Convert to fraction form
    11,566.62/15,961.94 = 6,261.41/x
  3. Step 3: Cross multiply
    11,566.62x = 15,961.94 × 6,261.41
  4. Step 4: Simplify right side
    11,566.62x = 99,944,139.62
  5. Step 5: Solve for x
    x = 99,944,139.62/11,566.62
  6. Step 6: Final answer
    x = 8,640.74

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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.