Home / 2,219.56-3,329.34-1,065.04

Finding the Fourth Proportional to 2,219.56, 3,329.34 and 1,065.04

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Solution

The fourth proportional to 2,219.56, 3,329.34 and 1,065.04 is: 1,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.56 : 3,329.34 = 1,065.04 : x
  2. Step 2: Convert to fraction form
    2,219.56/3,329.34 = 1,065.04/x
  3. Step 3: Cross multiply
    2,219.56x = 3,329.34 × 1,065.04
  4. Step 4: Simplify right side
    2,219.56x = 3,545,880.27
  5. Step 5: Solve for x
    x = 3,545,880.27/2,219.56
  6. Step 6: Final answer
    x = 1,597.56

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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.