Home / 3,402.22-4,697.83-2,772.84

Finding the Fourth Proportional to 3,402.22, 4,697.83 and 2,772.84

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Solution

The fourth proportional to 3,402.22, 4,697.83 and 2,772.84 is: 3,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.22 : 4,697.83 = 2,772.84 : x
  2. Step 2: Convert to fraction form
    3,402.22/4,697.83 = 2,772.84/x
  3. Step 3: Cross multiply
    3,402.22x = 4,697.83 × 2,772.84
  4. Step 4: Simplify right side
    3,402.22x = 13,026,330.94
  5. Step 5: Solve for x
    x = 13,026,330.94/3,402.22
  6. Step 6: Final answer
    x = 3,828.77

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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.