Home / 8,895.87-13,278.66-7,844.96

Finding the Fourth Proportional to 8,895.87, 13,278.66 and 7,844.96

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Solution

The fourth proportional to 8,895.87, 13,278.66 and 7,844.96 is: 11,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.87 : 13,278.66 = 7,844.96 : x
  2. Step 2: Convert to fraction form
    8,895.87/13,278.66 = 7,844.96/x
  3. Step 3: Cross multiply
    8,895.87x = 13,278.66 × 7,844.96
  4. Step 4: Simplify right side
    8,895.87x = 104,170,556.55
  5. Step 5: Solve for x
    x = 104,170,556.55/8,895.87
  6. Step 6: Final answer
    x = 11,709.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.