Home / 3,537.06-5,309.63-2,757.90

Finding the Fourth Proportional to 3,537.06, 5,309.63 and 2,757.90

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Solution

The fourth proportional to 3,537.06, 5,309.63 and 2,757.90 is: 4,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.06 : 5,309.63 = 2,757.90 : x
  2. Step 2: Convert to fraction form
    3,537.06/5,309.63 = 2,757.90/x
  3. Step 3: Cross multiply
    3,537.06x = 5,309.63 × 2,757.90
  4. Step 4: Simplify right side
    3,537.06x = 14,643,428.58
  5. Step 5: Solve for x
    x = 14,643,428.58/3,537.06
  6. Step 6: Final answer
    x = 4,140.00

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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.