Home / 5,242.29-7,857.77-2,467.23

Finding the Fourth Proportional to 5,242.29, 7,857.77 and 2,467.23

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Solution

The fourth proportional to 5,242.29, 7,857.77 and 2,467.23 is: 3,698.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.29 : 7,857.77 = 2,467.23 : x
  2. Step 2: Convert to fraction form
    5,242.29/7,857.77 = 2,467.23/x
  3. Step 3: Cross multiply
    5,242.29x = 7,857.77 × 2,467.23
  4. Step 4: Simplify right side
    5,242.29x = 19,386,913.54
  5. Step 5: Solve for x
    x = 19,386,913.54/5,242.29
  6. Step 6: Final answer
    x = 3,698.18

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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.