Home / 7,090.70-10,634.67-2,707.11

Finding the Fourth Proportional to 7,090.70, 10,634.67 and 2,707.11

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Solution

The fourth proportional to 7,090.70, 10,634.67 and 2,707.11 is: 4,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.70 : 10,634.67 = 2,707.11 : x
  2. Step 2: Convert to fraction form
    7,090.70/10,634.67 = 2,707.11/x
  3. Step 3: Cross multiply
    7,090.70x = 10,634.67 × 2,707.11
  4. Step 4: Simplify right side
    7,090.70x = 28,789,221.50
  5. Step 5: Solve for x
    x = 28,789,221.50/7,090.70
  6. Step 6: Final answer
    x = 4,060.14

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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.