Home / 4,022.50-5,545.58-3,015.72

Finding the Fourth Proportional to 4,022.50, 5,545.58 and 3,015.72

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Solution

The fourth proportional to 4,022.50, 5,545.58 and 3,015.72 is: 4,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.50 : 5,545.58 = 3,015.72 : x
  2. Step 2: Convert to fraction form
    4,022.50/5,545.58 = 3,015.72/x
  3. Step 3: Cross multiply
    4,022.50x = 5,545.58 × 3,015.72
  4. Step 4: Simplify right side
    4,022.50x = 16,723,901.44
  5. Step 5: Solve for x
    x = 16,723,901.44/4,022.50
  6. Step 6: Final answer
    x = 4,157.59

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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.