Home / 2,219.92-3,041.25-2,136.83

Finding the Fourth Proportional to 2,219.92, 3,041.25 and 2,136.83

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Solution

The fourth proportional to 2,219.92, 3,041.25 and 2,136.83 is: 2,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.92 : 3,041.25 = 2,136.83 : x
  2. Step 2: Convert to fraction form
    2,219.92/3,041.25 = 2,136.83/x
  3. Step 3: Cross multiply
    2,219.92x = 3,041.25 × 2,136.83
  4. Step 4: Simplify right side
    2,219.92x = 6,498,615.95
  5. Step 5: Solve for x
    x = 6,498,615.95/2,219.92
  6. Step 6: Final answer
    x = 2,927.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.