Home / 4,878.48-7,305.27-2,684.82

Finding the Fourth Proportional to 4,878.48, 7,305.27 and 2,684.82

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Solution

The fourth proportional to 4,878.48, 7,305.27 and 2,684.82 is: 4,020.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.48 : 7,305.27 = 2,684.82 : x
  2. Step 2: Convert to fraction form
    4,878.48/7,305.27 = 2,684.82/x
  3. Step 3: Cross multiply
    4,878.48x = 7,305.27 × 2,684.82
  4. Step 4: Simplify right side
    4,878.48x = 19,613,335.00
  5. Step 5: Solve for x
    x = 19,613,335.00/4,878.48
  6. Step 6: Final answer
    x = 4,020.38

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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.