Home / 3,364.12-4,641.80-1,966.60

Finding the Fourth Proportional to 3,364.12, 4,641.80 and 1,966.60

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Solution

The fourth proportional to 3,364.12, 4,641.80 and 1,966.60 is: 2,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.12 : 4,641.80 = 1,966.60 : x
  2. Step 2: Convert to fraction form
    3,364.12/4,641.80 = 1,966.60/x
  3. Step 3: Cross multiply
    3,364.12x = 4,641.80 × 1,966.60
  4. Step 4: Simplify right side
    3,364.12x = 9,128,563.88
  5. Step 5: Solve for x
    x = 9,128,563.88/3,364.12
  6. Step 6: Final answer
    x = 2,713.51

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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.