Home / 4,876.19-6,728.64-2,751.53

Finding the Fourth Proportional to 4,876.19, 6,728.64 and 2,751.53

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Solution

The fourth proportional to 4,876.19, 6,728.64 and 2,751.53 is: 3,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.19 : 6,728.64 = 2,751.53 : x
  2. Step 2: Convert to fraction form
    4,876.19/6,728.64 = 2,751.53/x
  3. Step 3: Cross multiply
    4,876.19x = 6,728.64 × 2,751.53
  4. Step 4: Simplify right side
    4,876.19x = 18,514,021.18
  5. Step 5: Solve for x
    x = 18,514,021.18/4,876.19
  6. Step 6: Final answer
    x = 3,796.83

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1.5x scale

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.