Home / 2,241.11-3,089.14-1,768.21

Finding the Fourth Proportional to 2,241.11, 3,089.14 and 1,768.21

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Solution

The fourth proportional to 2,241.11, 3,089.14 and 1,768.21 is: 2,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.11 : 3,089.14 = 1,768.21 : x
  2. Step 2: Convert to fraction form
    2,241.11/3,089.14 = 1,768.21/x
  3. Step 3: Cross multiply
    2,241.11x = 3,089.14 × 1,768.21
  4. Step 4: Simplify right side
    2,241.11x = 5,462,248.24
  5. Step 5: Solve for x
    x = 5,462,248.24/2,241.11
  6. Step 6: Final answer
    x = 2,437.30

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1.5x scale

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.