Home / 4,768.76-7,151.15-1,845.38

Finding the Fourth Proportional to 4,768.76, 7,151.15 and 1,845.38

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Solution

The fourth proportional to 4,768.76, 7,151.15 and 1,845.38 is: 2,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.76 : 7,151.15 = 1,845.38 : x
  2. Step 2: Convert to fraction form
    4,768.76/7,151.15 = 1,845.38/x
  3. Step 3: Cross multiply
    4,768.76x = 7,151.15 × 1,845.38
  4. Step 4: Simplify right side
    4,768.76x = 13,196,558.04
  5. Step 5: Solve for x
    x = 13,196,558.04/4,768.76
  6. Step 6: Final answer
    x = 2,767.30

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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.