Home / 3,699.52-5,541.96-2,776.12

Finding the Fourth Proportional to 3,699.52, 5,541.96 and 2,776.12

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Solution

The fourth proportional to 3,699.52, 5,541.96 and 2,776.12 is: 4,158.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.52 : 5,541.96 = 2,776.12 : x
  2. Step 2: Convert to fraction form
    3,699.52/5,541.96 = 2,776.12/x
  3. Step 3: Cross multiply
    3,699.52x = 5,541.96 × 2,776.12
  4. Step 4: Simplify right side
    3,699.52x = 15,385,146.00
  5. Step 5: Solve for x
    x = 15,385,146.00/3,699.52
  6. Step 6: Final answer
    x = 4,158.69

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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.