Home / 5,742.29-7,923.74-3,224.67

Finding the Fourth Proportional to 5,742.29, 7,923.74 and 3,224.67

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Solution

The fourth proportional to 5,742.29, 7,923.74 and 3,224.67 is: 4,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.29 : 7,923.74 = 3,224.67 : x
  2. Step 2: Convert to fraction form
    5,742.29/7,923.74 = 3,224.67/x
  3. Step 3: Cross multiply
    5,742.29x = 7,923.74 × 3,224.67
  4. Step 4: Simplify right side
    5,742.29x = 25,551,446.67
  5. Step 5: Solve for x
    x = 25,551,446.67/5,742.29
  6. Step 6: Final answer
    x = 4,449.70

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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.