Home / 4,889.32-7,333.94-1,191.47

Finding the Fourth Proportional to 4,889.32, 7,333.94 and 1,191.47

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Solution

The fourth proportional to 4,889.32, 7,333.94 and 1,191.47 is: 1,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.32 : 7,333.94 = 1,191.47 : x
  2. Step 2: Convert to fraction form
    4,889.32/7,333.94 = 1,191.47/x
  3. Step 3: Cross multiply
    4,889.32x = 7,333.94 × 1,191.47
  4. Step 4: Simplify right side
    4,889.32x = 8,738,135.80
  5. Step 5: Solve for x
    x = 8,738,135.80/4,889.32
  6. Step 6: Final answer
    x = 1,787.19

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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.