Home / 3,720.87-5,574.96-2,675.97

Finding the Fourth Proportional to 3,720.87, 5,574.96 and 2,675.97

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Solution

The fourth proportional to 3,720.87, 5,574.96 and 2,675.97 is: 4,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.87 : 5,574.96 = 2,675.97 : x
  2. Step 2: Convert to fraction form
    3,720.87/5,574.96 = 2,675.97/x
  3. Step 3: Cross multiply
    3,720.87x = 5,574.96 × 2,675.97
  4. Step 4: Simplify right side
    3,720.87x = 14,918,425.71
  5. Step 5: Solve for x
    x = 14,918,425.71/3,720.87
  6. Step 6: Final answer
    x = 4,009.39

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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.