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Finding the Fourth Proportional to 5,569, 8,347.02 and 2,278.11

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Solution

The fourth proportional to 5,569, 8,347.02 and 2,278.11 is: 3,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569 : 8,347.02 = 2,278.11 : x
  2. Step 2: Convert to fraction form
    5,569/8,347.02 = 2,278.11/x
  3. Step 3: Cross multiply
    5,569x = 8,347.02 × 2,278.11
  4. Step 4: Simplify right side
    5,569x = 19,015,388.00
  5. Step 5: Solve for x
    x = 19,015,388.00/5,569
  6. Step 6: Final answer
    x = 3,414.51

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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.