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Finding the Fourth Proportional to 10,608.30, 15,928.65 and 6,234.30

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Solution

The fourth proportional to 10,608.30, 15,928.65 and 6,234.30 is: 9,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.30 : 15,928.65 = 6,234.30 : x
  2. Step 2: Convert to fraction form
    10,608.30/15,928.65 = 6,234.30/x
  3. Step 3: Cross multiply
    10,608.30x = 15,928.65 × 6,234.30
  4. Step 4: Simplify right side
    10,608.30x = 99,303,982.70
  5. Step 5: Solve for x
    x = 99,303,982.70/10,608.30
  6. Step 6: Final answer
    x = 9,360.97

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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.