Home / 5,218.89-7,202.36-3,095.68

Finding the Fourth Proportional to 5,218.89, 7,202.36 and 3,095.68

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Solution

The fourth proportional to 5,218.89, 7,202.36 and 3,095.68 is: 4,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.89 : 7,202.36 = 3,095.68 : x
  2. Step 2: Convert to fraction form
    5,218.89/7,202.36 = 3,095.68/x
  3. Step 3: Cross multiply
    5,218.89x = 7,202.36 × 3,095.68
  4. Step 4: Simplify right side
    5,218.89x = 22,296,150.31
  5. Step 5: Solve for x
    x = 22,296,150.31/5,218.89
  6. Step 6: Final answer
    x = 4,272.21

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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.