Home / 5,218.86-7,193.66-4,098.03

Finding the Fourth Proportional to 5,218.86, 7,193.66 and 4,098.03

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Solution

The fourth proportional to 5,218.86, 7,193.66 and 4,098.03 is: 5,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.86 : 7,193.66 = 4,098.03 : x
  2. Step 2: Convert to fraction form
    5,218.86/7,193.66 = 4,098.03/x
  3. Step 3: Cross multiply
    5,218.86x = 7,193.66 × 4,098.03
  4. Step 4: Simplify right side
    5,218.86x = 29,479,814.00
  5. Step 5: Solve for x
    x = 29,479,814.00/5,218.86
  6. Step 6: Final answer
    x = 5,648.71

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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.