Home / 5,869.56-8,100.03-3,180.83

Finding the Fourth Proportional to 5,869.56, 8,100.03 and 3,180.83

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Solution

The fourth proportional to 5,869.56, 8,100.03 and 3,180.83 is: 4,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.56 : 8,100.03 = 3,180.83 : x
  2. Step 2: Convert to fraction form
    5,869.56/8,100.03 = 3,180.83/x
  3. Step 3: Cross multiply
    5,869.56x = 8,100.03 × 3,180.83
  4. Step 4: Simplify right side
    5,869.56x = 25,764,777.92
  5. Step 5: Solve for x
    x = 25,764,777.92/5,869.56
  6. Step 6: Final answer
    x = 4,389.56

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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.