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Finding the Fourth Proportional to 4,494.78, 6,697.91 and 4,367.91

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Solution

The fourth proportional to 4,494.78, 6,697.91 and 4,367.91 is: 6,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.78 : 6,697.91 = 4,367.91 : x
  2. Step 2: Convert to fraction form
    4,494.78/6,697.91 = 4,367.91/x
  3. Step 3: Cross multiply
    4,494.78x = 6,697.91 × 4,367.91
  4. Step 4: Simplify right side
    4,494.78x = 29,255,846.23
  5. Step 5: Solve for x
    x = 29,255,846.23/4,494.78
  6. Step 6: Final answer
    x = 6,508.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.