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Finding the Fourth Proportional to 6,805.46, 9,389.11 and 4,448.96

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Solution

The fourth proportional to 6,805.46, 9,389.11 and 4,448.96 is: 6,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.46 : 9,389.11 = 4,448.96 : x
  2. Step 2: Convert to fraction form
    6,805.46/9,389.11 = 4,448.96/x
  3. Step 3: Cross multiply
    6,805.46x = 9,389.11 × 4,448.96
  4. Step 4: Simplify right side
    6,805.46x = 41,771,752.58
  5. Step 5: Solve for x
    x = 41,771,752.58/6,805.46
  6. Step 6: Final answer
    x = 6,137.98

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1.5x scale

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.