Home / 5,270.11-7,271.78-3,032.08

Finding the Fourth Proportional to 5,270.11, 7,271.78 and 3,032.08

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Solution

The fourth proportional to 5,270.11, 7,271.78 and 3,032.08 is: 4,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.11 : 7,271.78 = 3,032.08 : x
  2. Step 2: Convert to fraction form
    5,270.11/7,271.78 = 3,032.08/x
  3. Step 3: Cross multiply
    5,270.11x = 7,271.78 × 3,032.08
  4. Step 4: Simplify right side
    5,270.11x = 22,048,585.36
  5. Step 5: Solve for x
    x = 22,048,585.36/5,270.11
  6. Step 6: Final answer
    x = 4,183.71

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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.