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Finding the Fourth Proportional to 1,084.00, 1,496.13 and 847.48

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Solution

The fourth proportional to 1,084.00, 1,496.13 and 847.48 is: 1,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084.00 : 1,496.13 = 847.48 : x
  2. Step 2: Convert to fraction form
    1,084.00/1,496.13 = 847.48/x
  3. Step 3: Cross multiply
    1,084.00x = 1,496.13 × 847.48
  4. Step 4: Simplify right side
    1,084.00x = 1,267,940.91
  5. Step 5: Solve for x
    x = 1,267,940.91/1,084.00
  6. Step 6: Final answer
    x = 1,169.69

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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.