Home / 2,810.62-4,215.39-2,265.99

Finding the Fourth Proportional to 2,810.62, 4,215.39 and 2,265.99

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Solution

The fourth proportional to 2,810.62, 4,215.39 and 2,265.99 is: 3,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.62 : 4,215.39 = 2,265.99 : x
  2. Step 2: Convert to fraction form
    2,810.62/4,215.39 = 2,265.99/x
  3. Step 3: Cross multiply
    2,810.62x = 4,215.39 × 2,265.99
  4. Step 4: Simplify right side
    2,810.62x = 9,552,031.59
  5. Step 5: Solve for x
    x = 9,552,031.59/2,810.62
  6. Step 6: Final answer
    x = 3,398.55

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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.