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Finding the Fourth Proportional to 8,901.66, 13,353.41 and 3,359.67

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Solution

The fourth proportional to 8,901.66, 13,353.41 and 3,359.67 is: 5,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.66 : 13,353.41 = 3,359.67 : x
  2. Step 2: Convert to fraction form
    8,901.66/13,353.41 = 3,359.67/x
  3. Step 3: Cross multiply
    8,901.66x = 13,353.41 × 3,359.67
  4. Step 4: Simplify right side
    8,901.66x = 44,863,050.97
  5. Step 5: Solve for x
    x = 44,863,050.97/8,901.66
  6. Step 6: Final answer
    x = 5,039.85

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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.