Home / 4,145.75-5,726.00-2,746.07

Finding the Fourth Proportional to 4,145.75, 5,726.00 and 2,746.07

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Solution

The fourth proportional to 4,145.75, 5,726.00 and 2,746.07 is: 3,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.75 : 5,726.00 = 2,746.07 : x
  2. Step 2: Convert to fraction form
    4,145.75/5,726.00 = 2,746.07/x
  3. Step 3: Cross multiply
    4,145.75x = 5,726.00 × 2,746.07
  4. Step 4: Simplify right side
    4,145.75x = 15,723,983.09
  5. Step 5: Solve for x
    x = 15,723,983.09/4,145.75
  6. Step 6: Final answer
    x = 3,792.80

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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.