Home / 3,823.48-5,276.22-2,144.68

Finding the Fourth Proportional to 3,823.48, 5,276.22 and 2,144.68

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Solution

The fourth proportional to 3,823.48, 5,276.22 and 2,144.68 is: 2,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.48 : 5,276.22 = 2,144.68 : x
  2. Step 2: Convert to fraction form
    3,823.48/5,276.22 = 2,144.68/x
  3. Step 3: Cross multiply
    3,823.48x = 5,276.22 × 2,144.68
  4. Step 4: Simplify right side
    3,823.48x = 11,315,803.51
  5. Step 5: Solve for x
    x = 11,315,803.51/3,823.48
  6. Step 6: Final answer
    x = 2,959.56

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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.