Home / 5,742.66-7,923.29-3,224.53

Finding the Fourth Proportional to 5,742.66, 7,923.29 and 3,224.53

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Solution

The fourth proportional to 5,742.66, 7,923.29 and 3,224.53 is: 4,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.66 : 7,923.29 = 3,224.53 : x
  2. Step 2: Convert to fraction form
    5,742.66/7,923.29 = 3,224.53/x
  3. Step 3: Cross multiply
    5,742.66x = 7,923.29 × 3,224.53
  4. Step 4: Simplify right side
    5,742.66x = 25,548,886.30
  5. Step 5: Solve for x
    x = 25,548,886.30/5,742.66
  6. Step 6: Final answer
    x = 4,448.96

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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.