Home / 2,420.82-3,623.00-2,031.26

Finding the Fourth Proportional to 2,420.82, 3,623.00 and 2,031.26

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Solution

The fourth proportional to 2,420.82, 3,623.00 and 2,031.26 is: 3,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420.82 : 3,623.00 = 2,031.26 : x
  2. Step 2: Convert to fraction form
    2,420.82/3,623.00 = 2,031.26/x
  3. Step 3: Cross multiply
    2,420.82x = 3,623.00 × 2,031.26
  4. Step 4: Simplify right side
    2,420.82x = 7,359,226.71
  5. Step 5: Solve for x
    x = 7,359,226.71/2,420.82
  6. Step 6: Final answer
    x = 3,039.97

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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.