Home / 2,324.16-3,478.80-1,665.60

Finding the Fourth Proportional to 2,324.16, 3,478.80 and 1,665.60

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Solution

The fourth proportional to 2,324.16, 3,478.80 and 1,665.60 is: 2,493.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.16 : 3,478.80 = 1,665.60 : x
  2. Step 2: Convert to fraction form
    2,324.16/3,478.80 = 1,665.60/x
  3. Step 3: Cross multiply
    2,324.16x = 3,478.80 × 1,665.60
  4. Step 4: Simplify right side
    2,324.16x = 5,794,289.28
  5. Step 5: Solve for x
    x = 5,794,289.28/2,324.16
  6. Step 6: Final answer
    x = 2,493.07

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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.