Home / 3,726.71-5,142.96-2,048.22

Finding the Fourth Proportional to 3,726.71, 5,142.96 and 2,048.22

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Solution

The fourth proportional to 3,726.71, 5,142.96 and 2,048.22 is: 2,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.71 : 5,142.96 = 2,048.22 : x
  2. Step 2: Convert to fraction form
    3,726.71/5,142.96 = 2,048.22/x
  3. Step 3: Cross multiply
    3,726.71x = 5,142.96 × 2,048.22
  4. Step 4: Simplify right side
    3,726.71x = 10,533,913.53
  5. Step 5: Solve for x
    x = 10,533,913.53/3,726.71
  6. Step 6: Final answer
    x = 2,826.60

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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.