Home / 3,561.24-4,914.76-2,069.60

Finding the Fourth Proportional to 3,561.24, 4,914.76 and 2,069.60

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Solution

The fourth proportional to 3,561.24, 4,914.76 and 2,069.60 is: 2,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.24 : 4,914.76 = 2,069.60 : x
  2. Step 2: Convert to fraction form
    3,561.24/4,914.76 = 2,069.60/x
  3. Step 3: Cross multiply
    3,561.24x = 4,914.76 × 2,069.60
  4. Step 4: Simplify right side
    3,561.24x = 10,171,587.30
  5. Step 5: Solve for x
    x = 10,171,587.30/3,561.24
  6. Step 6: Final answer
    x = 2,856.19

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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.