Home / 5,003.33-7,506.29-2,661.40

Finding the Fourth Proportional to 5,003.33, 7,506.29 and 2,661.40

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Solution

The fourth proportional to 5,003.33, 7,506.29 and 2,661.40 is: 3,992.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.33 : 7,506.29 = 2,661.40 : x
  2. Step 2: Convert to fraction form
    5,003.33/7,506.29 = 2,661.40/x
  3. Step 3: Cross multiply
    5,003.33x = 7,506.29 × 2,661.40
  4. Step 4: Simplify right side
    5,003.33x = 19,977,248.99
  5. Step 5: Solve for x
    x = 19,977,248.99/5,003.33
  6. Step 6: Final answer
    x = 3,992.79

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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.