Home / 2,717.03-4,078.58-2,538.57

Finding the Fourth Proportional to 2,717.03, 4,078.58 and 2,538.57

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Solution

The fourth proportional to 2,717.03, 4,078.58 and 2,538.57 is: 3,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.03 : 4,078.58 = 2,538.57 : x
  2. Step 2: Convert to fraction form
    2,717.03/4,078.58 = 2,538.57/x
  3. Step 3: Cross multiply
    2,717.03x = 4,078.58 × 2,538.57
  4. Step 4: Simplify right side
    2,717.03x = 10,353,748.14
  5. Step 5: Solve for x
    x = 10,353,748.14/2,717.03
  6. Step 6: Final answer
    x = 3,810.69

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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.