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Finding the Fourth Proportional to 1,164.92, 1,748.69 and 797.07

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Solution

The fourth proportional to 1,164.92, 1,748.69 and 797.07 is: 1,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.92 : 1,748.69 = 797.07 : x
  2. Step 2: Convert to fraction form
    1,164.92/1,748.69 = 797.07/x
  3. Step 3: Cross multiply
    1,164.92x = 1,748.69 × 797.07
  4. Step 4: Simplify right side
    1,164.92x = 1,393,833.90
  5. Step 5: Solve for x
    x = 1,393,833.90/1,164.92
  6. Step 6: Final answer
    x = 1,196.51

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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.