Home / 9,199.09-13,787.77-3,932.56

Finding the Fourth Proportional to 9,199.09, 13,787.77 and 3,932.56

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Solution

The fourth proportional to 9,199.09, 13,787.77 and 3,932.56 is: 5,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.09 : 13,787.77 = 3,932.56 : x
  2. Step 2: Convert to fraction form
    9,199.09/13,787.77 = 3,932.56/x
  3. Step 3: Cross multiply
    9,199.09x = 13,787.77 × 3,932.56
  4. Step 4: Simplify right side
    9,199.09x = 54,221,232.79
  5. Step 5: Solve for x
    x = 54,221,232.79/9,199.09
  6. Step 6: Final answer
    x = 5,894.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.