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Finding the Fourth Proportional to 6,348.39, 9,519.02 and 4,349.34

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Solution

The fourth proportional to 6,348.39, 9,519.02 and 4,349.34 is: 6,521.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.39 : 9,519.02 = 4,349.34 : x
  2. Step 2: Convert to fraction form
    6,348.39/9,519.02 = 4,349.34/x
  3. Step 3: Cross multiply
    6,348.39x = 9,519.02 × 4,349.34
  4. Step 4: Simplify right side
    6,348.39x = 41,401,406.85
  5. Step 5: Solve for x
    x = 41,401,406.85/6,348.39
  6. Step 6: Final answer
    x = 6,521.57

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1.5x scale

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.