Home / 7,346.90-11,021.01-2,081.99

Finding the Fourth Proportional to 7,346.90, 11,021.01 and 2,081.99

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Solution

The fourth proportional to 7,346.90, 11,021.01 and 2,081.99 is: 3,123.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.90 : 11,021.01 = 2,081.99 : x
  2. Step 2: Convert to fraction form
    7,346.90/11,021.01 = 2,081.99/x
  3. Step 3: Cross multiply
    7,346.90x = 11,021.01 × 2,081.99
  4. Step 4: Simplify right side
    7,346.90x = 22,945,632.61
  5. Step 5: Solve for x
    x = 22,945,632.61/7,346.90
  6. Step 6: Final answer
    x = 3,123.17

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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.