Home / 2,223.68-3,332.24-1,068.08

Finding the Fourth Proportional to 2,223.68, 3,332.24 and 1,068.08

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Solution

The fourth proportional to 2,223.68, 3,332.24 and 1,068.08 is: 1,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.68 : 3,332.24 = 1,068.08 : x
  2. Step 2: Convert to fraction form
    2,223.68/3,332.24 = 1,068.08/x
  3. Step 3: Cross multiply
    2,223.68x = 3,332.24 × 1,068.08
  4. Step 4: Simplify right side
    2,223.68x = 3,559,098.90
  5. Step 5: Solve for x
    x = 3,559,098.90/2,223.68
  6. Step 6: Final answer
    x = 1,600.54

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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.