Home / 11,093.82-15,307.81-6,377.19

Finding the Fourth Proportional to 11,093.82, 15,307.81 and 6,377.19

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Solution

The fourth proportional to 11,093.82, 15,307.81 and 6,377.19 is: 8,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.82 : 15,307.81 = 6,377.19 : x
  2. Step 2: Convert to fraction form
    11,093.82/15,307.81 = 6,377.19/x
  3. Step 3: Cross multiply
    11,093.82x = 15,307.81 × 6,377.19
  4. Step 4: Simplify right side
    11,093.82x = 97,620,812.85
  5. Step 5: Solve for x
    x = 97,620,812.85/11,093.82
  6. Step 6: Final answer
    x = 8,799.57

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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.