Home / 9,787.97-13,507.41-5,596.22

Finding the Fourth Proportional to 9,787.97, 13,507.41 and 5,596.22

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Solution

The fourth proportional to 9,787.97, 13,507.41 and 5,596.22 is: 7,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.97 : 13,507.41 = 5,596.22 : x
  2. Step 2: Convert to fraction form
    9,787.97/13,507.41 = 5,596.22/x
  3. Step 3: Cross multiply
    9,787.97x = 13,507.41 × 5,596.22
  4. Step 4: Simplify right side
    9,787.97x = 75,590,370.45
  5. Step 5: Solve for x
    x = 75,590,370.45/9,787.97
  6. Step 6: Final answer
    x = 7,722.79

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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.