Home / 2,222.04-3,329.36-1,491.80

Finding the Fourth Proportional to 2,222.04, 3,329.36 and 1,491.80

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Solution

The fourth proportional to 2,222.04, 3,329.36 and 1,491.80 is: 2,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.04 : 3,329.36 = 1,491.80 : x
  2. Step 2: Convert to fraction form
    2,222.04/3,329.36 = 1,491.80/x
  3. Step 3: Cross multiply
    2,222.04x = 3,329.36 × 1,491.80
  4. Step 4: Simplify right side
    2,222.04x = 4,966,739.25
  5. Step 5: Solve for x
    x = 4,966,739.25/2,222.04
  6. Step 6: Final answer
    x = 2,235.22

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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.