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Finding the Fourth Proportional to 10,758.84, 16,168.50 and 6,376.92

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Solution

The fourth proportional to 10,758.84, 16,168.50 and 6,376.92 is: 9,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.84 : 16,168.50 = 6,376.92 : x
  2. Step 2: Convert to fraction form
    10,758.84/16,168.50 = 6,376.92/x
  3. Step 3: Cross multiply
    10,758.84x = 16,168.50 × 6,376.92
  4. Step 4: Simplify right side
    10,758.84x = 103,105,231.02
  5. Step 5: Solve for x
    x = 103,105,231.02/10,758.84
  6. Step 6: Final answer
    x = 9,583.30

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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.