Home / 3,726.99-5,143.22-2,025.48

Finding the Fourth Proportional to 3,726.99, 5,143.22 and 2,025.48

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Solution

The fourth proportional to 3,726.99, 5,143.22 and 2,025.48 is: 2,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.99 : 5,143.22 = 2,025.48 : x
  2. Step 2: Convert to fraction form
    3,726.99/5,143.22 = 2,025.48/x
  3. Step 3: Cross multiply
    3,726.99x = 5,143.22 × 2,025.48
  4. Step 4: Simplify right side
    3,726.99x = 10,417,479.12
  5. Step 5: Solve for x
    x = 10,417,479.12/3,726.99
  6. Step 6: Final answer
    x = 2,795.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.