Home / 2,684.40-4,022.28-2,373.36

Finding the Fourth Proportional to 2,684.40, 4,022.28 and 2,373.36

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Solution

The fourth proportional to 2,684.40, 4,022.28 and 2,373.36 is: 3,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.40 : 4,022.28 = 2,373.36 : x
  2. Step 2: Convert to fraction form
    2,684.40/4,022.28 = 2,373.36/x
  3. Step 3: Cross multiply
    2,684.40x = 4,022.28 × 2,373.36
  4. Step 4: Simplify right side
    2,684.40x = 9,546,318.46
  5. Step 5: Solve for x
    x = 9,546,318.46/2,684.40
  6. Step 6: Final answer
    x = 3,556.22

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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.