Home / 3,747.08-5,620.89-2,187.23

Finding the Fourth Proportional to 3,747.08, 5,620.89 and 2,187.23

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Solution

The fourth proportional to 3,747.08, 5,620.89 and 2,187.23 is: 3,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.08 : 5,620.89 = 2,187.23 : x
  2. Step 2: Convert to fraction form
    3,747.08/5,620.89 = 2,187.23/x
  3. Step 3: Cross multiply
    3,747.08x = 5,620.89 × 2,187.23
  4. Step 4: Simplify right side
    3,747.08x = 12,294,151.13
  5. Step 5: Solve for x
    x = 12,294,151.13/3,747.08
  6. Step 6: Final answer
    x = 3,281.00

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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.