Home / 5,683.50-8,529.30-2,221.56

Finding the Fourth Proportional to 5,683.50, 8,529.30 and 2,221.56

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Solution

The fourth proportional to 5,683.50, 8,529.30 and 2,221.56 is: 3,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.50 : 8,529.30 = 2,221.56 : x
  2. Step 2: Convert to fraction form
    5,683.50/8,529.30 = 2,221.56/x
  3. Step 3: Cross multiply
    5,683.50x = 8,529.30 × 2,221.56
  4. Step 4: Simplify right side
    5,683.50x = 18,948,351.71
  5. Step 5: Solve for x
    x = 18,948,351.71/5,683.50
  6. Step 6: Final answer
    x = 3,333.92

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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.