Home / 9,188.85-13,787.83-3,642.07

Finding the Fourth Proportional to 9,188.85, 13,787.83 and 3,642.07

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Solution

The fourth proportional to 9,188.85, 13,787.83 and 3,642.07 is: 5,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.85 : 13,787.83 = 3,642.07 : x
  2. Step 2: Convert to fraction form
    9,188.85/13,787.83 = 3,642.07/x
  3. Step 3: Cross multiply
    9,188.85x = 13,787.83 × 3,642.07
  4. Step 4: Simplify right side
    9,188.85x = 50,216,223.80
  5. Step 5: Solve for x
    x = 50,216,223.80/9,188.85
  6. Step 6: Final answer
    x = 5,464.91

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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.