Home / 5,142.08-7,713.27-3,559.24

Finding the Fourth Proportional to 5,142.08, 7,713.27 and 3,559.24

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Solution

The fourth proportional to 5,142.08, 7,713.27 and 3,559.24 is: 5,338.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142.08 : 7,713.27 = 3,559.24 : x
  2. Step 2: Convert to fraction form
    5,142.08/7,713.27 = 3,559.24/x
  3. Step 3: Cross multiply
    5,142.08x = 7,713.27 × 3,559.24
  4. Step 4: Simplify right side
    5,142.08x = 27,453,322.75
  5. Step 5: Solve for x
    x = 27,453,322.75/5,142.08
  6. Step 6: Final answer
    x = 5,338.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.