Home / 3,492.12-5,261.49-3,158.96

Finding the Fourth Proportional to 3,492.12, 5,261.49 and 3,158.96

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Solution

The fourth proportional to 3,492.12, 5,261.49 and 3,158.96 is: 4,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.12 : 5,261.49 = 3,158.96 : x
  2. Step 2: Convert to fraction form
    3,492.12/5,261.49 = 3,158.96/x
  3. Step 3: Cross multiply
    3,492.12x = 5,261.49 × 3,158.96
  4. Step 4: Simplify right side
    3,492.12x = 16,620,810.14
  5. Step 5: Solve for x
    x = 16,620,810.14/3,492.12
  6. Step 6: Final answer
    x = 4,759.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.