Home / 2,969.24-4,452.38-1,582.20

Finding the Fourth Proportional to 2,969.24, 4,452.38 and 1,582.20

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Solution

The fourth proportional to 2,969.24, 4,452.38 and 1,582.20 is: 2,372.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.24 : 4,452.38 = 1,582.20 : x
  2. Step 2: Convert to fraction form
    2,969.24/4,452.38 = 1,582.20/x
  3. Step 3: Cross multiply
    2,969.24x = 4,452.38 × 1,582.20
  4. Step 4: Simplify right side
    2,969.24x = 7,044,555.64
  5. Step 5: Solve for x
    x = 7,044,555.64/2,969.24
  6. Step 6: Final answer
    x = 2,372.51

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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.