Home / 8,829.33-12,183.48-5,243.01

Finding the Fourth Proportional to 8,829.33, 12,183.48 and 5,243.01

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Solution

The fourth proportional to 8,829.33, 12,183.48 and 5,243.01 is: 7,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.33 : 12,183.48 = 5,243.01 : x
  2. Step 2: Convert to fraction form
    8,829.33/12,183.48 = 5,243.01/x
  3. Step 3: Cross multiply
    8,829.33x = 12,183.48 × 5,243.01
  4. Step 4: Simplify right side
    8,829.33x = 63,878,107.47
  5. Step 5: Solve for x
    x = 63,878,107.47/8,829.33
  6. Step 6: Final answer
    x = 7,234.76

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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.