Home / 7,091.48-10,635.84-2,707.89

Finding the Fourth Proportional to 7,091.48, 10,635.84 and 2,707.89

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Solution

The fourth proportional to 7,091.48, 10,635.84 and 2,707.89 is: 4,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.48 : 10,635.84 = 2,707.89 : x
  2. Step 2: Convert to fraction form
    7,091.48/10,635.84 = 2,707.89/x
  3. Step 3: Cross multiply
    7,091.48x = 10,635.84 × 2,707.89
  4. Step 4: Simplify right side
    7,091.48x = 28,800,718.14
  5. Step 5: Solve for x
    x = 28,800,718.14/7,091.48
  6. Step 6: Final answer
    x = 4,061.31

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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.