Home / 3,287.45-4,537.26-1,943.00

Finding the Fourth Proportional to 3,287.45, 4,537.26 and 1,943.00

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Solution

The fourth proportional to 3,287.45, 4,537.26 and 1,943.00 is: 2,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.45 : 4,537.26 = 1,943.00 : x
  2. Step 2: Convert to fraction form
    3,287.45/4,537.26 = 1,943.00/x
  3. Step 3: Cross multiply
    3,287.45x = 4,537.26 × 1,943.00
  4. Step 4: Simplify right side
    3,287.45x = 8,815,873.49
  5. Step 5: Solve for x
    x = 8,815,873.49/3,287.45
  6. Step 6: Final answer
    x = 2,681.68

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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.