Home / 3,561.25-4,914.50-2,070.04

Finding the Fourth Proportional to 3,561.25, 4,914.50 and 2,070.04

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Solution

The fourth proportional to 3,561.25, 4,914.50 and 2,070.04 is: 2,856.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.25 : 4,914.50 = 2,070.04 : x
  2. Step 2: Convert to fraction form
    3,561.25/4,914.50 = 2,070.04/x
  3. Step 3: Cross multiply
    3,561.25x = 4,914.50 × 2,070.04
  4. Step 4: Simplify right side
    3,561.25x = 10,173,211.58
  5. Step 5: Solve for x
    x = 10,173,211.58/3,561.25
  6. Step 6: Final answer
    x = 2,856.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.