Home / 2,838.45-4,264.59-2,681.09

Finding the Fourth Proportional to 2,838.45, 4,264.59 and 2,681.09

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Solution

The fourth proportional to 2,838.45, 4,264.59 and 2,681.09 is: 4,028.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.45 : 4,264.59 = 2,681.09 : x
  2. Step 2: Convert to fraction form
    2,838.45/4,264.59 = 2,681.09/x
  3. Step 3: Cross multiply
    2,838.45x = 4,264.59 × 2,681.09
  4. Step 4: Simplify right side
    2,838.45x = 11,433,728.28
  5. Step 5: Solve for x
    x = 11,433,728.28/2,838.45
  6. Step 6: Final answer
    x = 4,028.16

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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.