Home / 4,773.78-6,587.67-2,678.02

Finding the Fourth Proportional to 4,773.78, 6,587.67 and 2,678.02

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Solution

The fourth proportional to 4,773.78, 6,587.67 and 2,678.02 is: 3,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.78 : 6,587.67 = 2,678.02 : x
  2. Step 2: Convert to fraction form
    4,773.78/6,587.67 = 2,678.02/x
  3. Step 3: Cross multiply
    4,773.78x = 6,587.67 × 2,678.02
  4. Step 4: Simplify right side
    4,773.78x = 17,641,912.01
  5. Step 5: Solve for x
    x = 17,641,912.01/4,773.78
  6. Step 6: Final answer
    x = 3,695.59

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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.