Home / 3,492.22-4,820.40-2,236.66

Finding the Fourth Proportional to 3,492.22, 4,820.40 and 2,236.66

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Solution

The fourth proportional to 3,492.22, 4,820.40 and 2,236.66 is: 3,087.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.22 : 4,820.40 = 2,236.66 : x
  2. Step 2: Convert to fraction form
    3,492.22/4,820.40 = 2,236.66/x
  3. Step 3: Cross multiply
    3,492.22x = 4,820.40 × 2,236.66
  4. Step 4: Simplify right side
    3,492.22x = 10,781,560.58
  5. Step 5: Solve for x
    x = 10,781,560.58/3,492.22
  6. Step 6: Final answer
    x = 3,087.31

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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.