Home / 6,915.07-10,363.49-2,528.31

Finding the Fourth Proportional to 6,915.07, 10,363.49 and 2,528.31

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Solution

The fourth proportional to 6,915.07, 10,363.49 and 2,528.31 is: 3,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.07 : 10,363.49 = 2,528.31 : x
  2. Step 2: Convert to fraction form
    6,915.07/10,363.49 = 2,528.31/x
  3. Step 3: Cross multiply
    6,915.07x = 10,363.49 × 2,528.31
  4. Step 4: Simplify right side
    6,915.07x = 26,202,165.33
  5. Step 5: Solve for x
    x = 26,202,165.33/6,915.07
  6. Step 6: Final answer
    x = 3,789.14

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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.