Home / 5,615.09-8,429.01-2,844.89

Finding the Fourth Proportional to 5,615.09, 8,429.01 and 2,844.89

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Solution

The fourth proportional to 5,615.09, 8,429.01 and 2,844.89 is: 4,270.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.09 : 8,429.01 = 2,844.89 : x
  2. Step 2: Convert to fraction form
    5,615.09/8,429.01 = 2,844.89/x
  3. Step 3: Cross multiply
    5,615.09x = 8,429.01 × 2,844.89
  4. Step 4: Simplify right side
    5,615.09x = 23,979,553.45
  5. Step 5: Solve for x
    x = 23,979,553.45/5,615.09
  6. Step 6: Final answer
    x = 4,270.56

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1.5x scale

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.