Home / 11,591.15-15,995.93-6,555.42

Finding the Fourth Proportional to 11,591.15, 15,995.93 and 6,555.42

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Solution

The fourth proportional to 11,591.15, 15,995.93 and 6,555.42 is: 9,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.15 : 15,995.93 = 6,555.42 : x
  2. Step 2: Convert to fraction form
    11,591.15/15,995.93 = 6,555.42/x
  3. Step 3: Cross multiply
    11,591.15x = 15,995.93 × 6,555.42
  4. Step 4: Simplify right side
    11,591.15x = 104,860,006.66
  5. Step 5: Solve for x
    x = 104,860,006.66/11,591.15
  6. Step 6: Final answer
    x = 9,046.56

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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.