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Finding the Fourth Proportional to 5,064.95, 7,600.81 and 1,778.05

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Solution

The fourth proportional to 5,064.95, 7,600.81 and 1,778.05 is: 2,668.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.95 : 7,600.81 = 1,778.05 : x
  2. Step 2: Convert to fraction form
    5,064.95/7,600.81 = 1,778.05/x
  3. Step 3: Cross multiply
    5,064.95x = 7,600.81 × 1,778.05
  4. Step 4: Simplify right side
    5,064.95x = 13,514,603.44
  5. Step 5: Solve for x
    x = 13,514,603.44/5,064.95
  6. Step 6: Final answer
    x = 2,668.26

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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.