Home / 3,822.77-5,276.27-2,330.75

Finding the Fourth Proportional to 3,822.77, 5,276.27 and 2,330.75

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Solution

The fourth proportional to 3,822.77, 5,276.27 and 2,330.75 is: 3,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.77 : 5,276.27 = 2,330.75 : x
  2. Step 2: Convert to fraction form
    3,822.77/5,276.27 = 2,330.75/x
  3. Step 3: Cross multiply
    3,822.77x = 5,276.27 × 2,330.75
  4. Step 4: Simplify right side
    3,822.77x = 12,297,666.30
  5. Step 5: Solve for x
    x = 12,297,666.30/3,822.77
  6. Step 6: Final answer
    x = 3,216.95

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Double scale
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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.