Home / 3,917.06-5,864.07-2,615.30

Finding the Fourth Proportional to 3,917.06, 5,864.07 and 2,615.30

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Solution

The fourth proportional to 3,917.06, 5,864.07 and 2,615.30 is: 3,915.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.06 : 5,864.07 = 2,615.30 : x
  2. Step 2: Convert to fraction form
    3,917.06/5,864.07 = 2,615.30/x
  3. Step 3: Cross multiply
    3,917.06x = 5,864.07 × 2,615.30
  4. Step 4: Simplify right side
    3,917.06x = 15,336,302.27
  5. Step 5: Solve for x
    x = 15,336,302.27/3,917.06
  6. Step 6: Final answer
    x = 3,915.26

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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.