Home / 1,471.92-2,208.18-1,197.30

Finding the Fourth Proportional to 1,471.92, 2,208.18 and 1,197.30

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Solution

The fourth proportional to 1,471.92, 2,208.18 and 1,197.30 is: 1,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471.92 : 2,208.18 = 1,197.30 : x
  2. Step 2: Convert to fraction form
    1,471.92/2,208.18 = 1,197.30/x
  3. Step 3: Cross multiply
    1,471.92x = 2,208.18 × 1,197.30
  4. Step 4: Simplify right side
    1,471.92x = 2,643,853.91
  5. Step 5: Solve for x
    x = 2,643,853.91/1,471.92
  6. Step 6: Final answer
    x = 1,796.19

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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.