Home / 3,272.40-4,907.61-1,192.14

Finding the Fourth Proportional to 3,272.40, 4,907.61 and 1,192.14

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Solution

The fourth proportional to 3,272.40, 4,907.61 and 1,192.14 is: 1,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.40 : 4,907.61 = 1,192.14 : x
  2. Step 2: Convert to fraction form
    3,272.40/4,907.61 = 1,192.14/x
  3. Step 3: Cross multiply
    3,272.40x = 4,907.61 × 1,192.14
  4. Step 4: Simplify right side
    3,272.40x = 5,850,558.19
  5. Step 5: Solve for x
    x = 5,850,558.19/3,272.40
  6. Step 6: Final answer
    x = 1,787.85

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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.