Home / 2,417.82-3,620.97-2,031.90

Finding the Fourth Proportional to 2,417.82, 3,620.97 and 2,031.90

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Solution

The fourth proportional to 2,417.82, 3,620.97 and 2,031.90 is: 3,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.82 : 3,620.97 = 2,031.90 : x
  2. Step 2: Convert to fraction form
    2,417.82/3,620.97 = 2,031.90/x
  3. Step 3: Cross multiply
    2,417.82x = 3,620.97 × 2,031.90
  4. Step 4: Simplify right side
    2,417.82x = 7,357,448.94
  5. Step 5: Solve for x
    x = 7,357,448.94/2,417.82
  6. Step 6: Final answer
    x = 3,043.01

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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.