Home / 5,685.39-7,836.75-3,793.23

Finding the Fourth Proportional to 5,685.39, 7,836.75 and 3,793.23

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Solution

The fourth proportional to 5,685.39, 7,836.75 and 3,793.23 is: 5,228.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.39 : 7,836.75 = 3,793.23 : x
  2. Step 2: Convert to fraction form
    5,685.39/7,836.75 = 3,793.23/x
  3. Step 3: Cross multiply
    5,685.39x = 7,836.75 × 3,793.23
  4. Step 4: Simplify right side
    5,685.39x = 29,726,595.20
  5. Step 5: Solve for x
    x = 29,726,595.20/5,685.39
  6. Step 6: Final answer
    x = 5,228.59

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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.