Home / 2,217.02-3,325.26-1,392.84

Finding the Fourth Proportional to 2,217.02, 3,325.26 and 1,392.84

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Solution

The fourth proportional to 2,217.02, 3,325.26 and 1,392.84 is: 2,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.02 : 3,325.26 = 1,392.84 : x
  2. Step 2: Convert to fraction form
    2,217.02/3,325.26 = 1,392.84/x
  3. Step 3: Cross multiply
    2,217.02x = 3,325.26 × 1,392.84
  4. Step 4: Simplify right side
    2,217.02x = 4,631,555.14
  5. Step 5: Solve for x
    x = 4,631,555.14/2,217.02
  6. Step 6: Final answer
    x = 2,089.09

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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.