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Finding the Fourth Proportional to 3,333.92, 5,000.84 and 1,484.56

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Solution

The fourth proportional to 3,333.92, 5,000.84 and 1,484.56 is: 2,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.92 : 5,000.84 = 1,484.56 : x
  2. Step 2: Convert to fraction form
    3,333.92/5,000.84 = 1,484.56/x
  3. Step 3: Cross multiply
    3,333.92x = 5,000.84 × 1,484.56
  4. Step 4: Simplify right side
    3,333.92x = 7,424,047.03
  5. Step 5: Solve for x
    x = 7,424,047.03/3,333.92
  6. Step 6: Final answer
    x = 2,226.82

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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.