Home / 8,324.07-11,486.17-4,739.49

Finding the Fourth Proportional to 8,324.07, 11,486.17 and 4,739.49

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Solution

The fourth proportional to 8,324.07, 11,486.17 and 4,739.49 is: 6,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.07 : 11,486.17 = 4,739.49 : x
  2. Step 2: Convert to fraction form
    8,324.07/11,486.17 = 4,739.49/x
  3. Step 3: Cross multiply
    8,324.07x = 11,486.17 × 4,739.49
  4. Step 4: Simplify right side
    8,324.07x = 54,438,587.85
  5. Step 5: Solve for x
    x = 54,438,587.85/8,324.07
  6. Step 6: Final answer
    x = 6,539.90

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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.