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Finding the Fourth Proportional to 9,910.59, 14,856.30 and 3,333.20

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Solution

The fourth proportional to 9,910.59, 14,856.30 and 3,333.20 is: 4,996.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.59 : 14,856.30 = 3,333.20 : x
  2. Step 2: Convert to fraction form
    9,910.59/14,856.30 = 3,333.20/x
  3. Step 3: Cross multiply
    9,910.59x = 14,856.30 × 3,333.20
  4. Step 4: Simplify right side
    9,910.59x = 49,518,944.88
  5. Step 5: Solve for x
    x = 49,518,944.88/9,910.59
  6. Step 6: Final answer
    x = 4,996.57

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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.