Home / 5,682.39-8,524.95-1,786.79

Finding the Fourth Proportional to 5,682.39, 8,524.95 and 1,786.79

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Solution

The fourth proportional to 5,682.39, 8,524.95 and 1,786.79 is: 2,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.39 : 8,524.95 = 1,786.79 : x
  2. Step 2: Convert to fraction form
    5,682.39/8,524.95 = 1,786.79/x
  3. Step 3: Cross multiply
    5,682.39x = 8,524.95 × 1,786.79
  4. Step 4: Simplify right side
    5,682.39x = 15,232,316.72
  5. Step 5: Solve for x
    x = 15,232,316.72/5,682.39
  6. Step 6: Final answer
    x = 2,680.62

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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.