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Finding the Fourth Proportional to 8,333.84, 11,500.35 and 4,797.65

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Solution

The fourth proportional to 8,333.84, 11,500.35 and 4,797.65 is: 6,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.84 : 11,500.35 = 4,797.65 : x
  2. Step 2: Convert to fraction form
    8,333.84/11,500.35 = 4,797.65/x
  3. Step 3: Cross multiply
    8,333.84x = 11,500.35 × 4,797.65
  4. Step 4: Simplify right side
    8,333.84x = 55,174,654.18
  5. Step 5: Solve for x
    x = 55,174,654.18/8,333.84
  6. Step 6: Final answer
    x = 6,620.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.