Home / 3,727.45-5,143.99-2,048.93

Finding the Fourth Proportional to 3,727.45, 5,143.99 and 2,048.93

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Solution

The fourth proportional to 3,727.45, 5,143.99 and 2,048.93 is: 2,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.45 : 5,143.99 = 2,048.93 : x
  2. Step 2: Convert to fraction form
    3,727.45/5,143.99 = 2,048.93/x
  3. Step 3: Cross multiply
    3,727.45x = 5,143.99 × 2,048.93
  4. Step 4: Simplify right side
    3,727.45x = 10,539,649.71
  5. Step 5: Solve for x
    x = 10,539,649.71/3,727.45
  6. Step 6: Final answer
    x = 2,827.58

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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.