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Finding the Fourth Proportional to 1,797.64, 2,481.06 and 1,715.56

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Solution

The fourth proportional to 1,797.64, 2,481.06 and 1,715.56 is: 2,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.64 : 2,481.06 = 1,715.56 : x
  2. Step 2: Convert to fraction form
    1,797.64/2,481.06 = 1,715.56/x
  3. Step 3: Cross multiply
    1,797.64x = 2,481.06 × 1,715.56
  4. Step 4: Simplify right side
    1,797.64x = 4,256,407.29
  5. Step 5: Solve for x
    x = 4,256,407.29/1,797.64
  6. Step 6: Final answer
    x = 2,367.78

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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.