Home / 2,219.46-3,329.58-1,065.24

Finding the Fourth Proportional to 2,219.46, 3,329.58 and 1,065.24

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Solution

The fourth proportional to 2,219.46, 3,329.58 and 1,065.24 is: 1,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.46 : 3,329.58 = 1,065.24 : x
  2. Step 2: Convert to fraction form
    2,219.46/3,329.58 = 1,065.24/x
  3. Step 3: Cross multiply
    2,219.46x = 3,329.58 × 1,065.24
  4. Step 4: Simplify right side
    2,219.46x = 3,546,801.80
  5. Step 5: Solve for x
    x = 3,546,801.80/2,219.46
  6. Step 6: Final answer
    x = 1,598.05

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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.