Home / 4,475.68-6,712.94-1,189.04

Finding the Fourth Proportional to 4,475.68, 6,712.94 and 1,189.04

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Solution

The fourth proportional to 4,475.68, 6,712.94 and 1,189.04 is: 1,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.68 : 6,712.94 = 1,189.04 : x
  2. Step 2: Convert to fraction form
    4,475.68/6,712.94 = 1,189.04/x
  3. Step 3: Cross multiply
    4,475.68x = 6,712.94 × 1,189.04
  4. Step 4: Simplify right side
    4,475.68x = 7,981,954.18
  5. Step 5: Solve for x
    x = 7,981,954.18/4,475.68
  6. Step 6: Final answer
    x = 1,783.41

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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.