Home / 4,287.65-5,916.98-2,519.28

Finding the Fourth Proportional to 4,287.65, 5,916.98 and 2,519.28

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Solution

The fourth proportional to 4,287.65, 5,916.98 and 2,519.28 is: 3,476.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.65 : 5,916.98 = 2,519.28 : x
  2. Step 2: Convert to fraction form
    4,287.65/5,916.98 = 2,519.28/x
  3. Step 3: Cross multiply
    4,287.65x = 5,916.98 × 2,519.28
  4. Step 4: Simplify right side
    4,287.65x = 14,906,535.67
  5. Step 5: Solve for x
    x = 14,906,535.67/4,287.65
  6. Step 6: Final answer
    x = 3,476.63

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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.