Home / 3,664.91-5,499.19-2,925.28

Finding the Fourth Proportional to 3,664.91, 5,499.19 and 2,925.28

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Solution

The fourth proportional to 3,664.91, 5,499.19 and 2,925.28 is: 4,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.91 : 5,499.19 = 2,925.28 : x
  2. Step 2: Convert to fraction form
    3,664.91/5,499.19 = 2,925.28/x
  3. Step 3: Cross multiply
    3,664.91x = 5,499.19 × 2,925.28
  4. Step 4: Simplify right side
    3,664.91x = 16,086,649.46
  5. Step 5: Solve for x
    x = 16,086,649.46/3,664.91
  6. Step 6: Final answer
    x = 4,389.37

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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.