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Finding the Fourth Proportional to 6,954.68, 10,369.99 and 6,181.94

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Solution

The fourth proportional to 6,954.68, 10,369.99 and 6,181.94 is: 9,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.68 : 10,369.99 = 6,181.94 : x
  2. Step 2: Convert to fraction form
    6,954.68/10,369.99 = 6,181.94/x
  3. Step 3: Cross multiply
    6,954.68x = 10,369.99 × 6,181.94
  4. Step 4: Simplify right side
    6,954.68x = 64,106,689.63
  5. Step 5: Solve for x
    x = 64,106,689.63/6,954.68
  6. Step 6: Final answer
    x = 9,217.77

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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.