Home / 7,351.62-11,026.56-2,087.09

Finding the Fourth Proportional to 7,351.62, 11,026.56 and 2,087.09

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Solution

The fourth proportional to 7,351.62, 11,026.56 and 2,087.09 is: 3,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.62 : 11,026.56 = 2,087.09 : x
  2. Step 2: Convert to fraction form
    7,351.62/11,026.56 = 2,087.09/x
  3. Step 3: Cross multiply
    7,351.62x = 11,026.56 × 2,087.09
  4. Step 4: Simplify right side
    7,351.62x = 23,013,417.15
  5. Step 5: Solve for x
    x = 23,013,417.15/7,351.62
  6. Step 6: Final answer
    x = 3,130.39

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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.