Home / 5,742.11-7,923.50-3,224.49

Finding the Fourth Proportional to 5,742.11, 7,923.50 and 3,224.49

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Solution

The fourth proportional to 5,742.11, 7,923.50 and 3,224.49 is: 4,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.11 : 7,923.50 = 3,224.49 : x
  2. Step 2: Convert to fraction form
    5,742.11/7,923.50 = 3,224.49/x
  3. Step 3: Cross multiply
    5,742.11x = 7,923.50 × 3,224.49
  4. Step 4: Simplify right side
    5,742.11x = 25,549,272.20
  5. Step 5: Solve for x
    x = 25,549,272.20/5,742.11
  6. Step 6: Final answer
    x = 4,449.46

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Double scale
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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.