Home / 7,131.88-10,694.76-2,452.36

Finding the Fourth Proportional to 7,131.88, 10,694.76 and 2,452.36

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Solution

The fourth proportional to 7,131.88, 10,694.76 and 2,452.36 is: 3,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131.88 : 10,694.76 = 2,452.36 : x
  2. Step 2: Convert to fraction form
    7,131.88/10,694.76 = 2,452.36/x
  3. Step 3: Cross multiply
    7,131.88x = 10,694.76 × 2,452.36
  4. Step 4: Simplify right side
    7,131.88x = 26,227,401.63
  5. Step 5: Solve for x
    x = 26,227,401.63/7,131.88
  6. Step 6: Final answer
    x = 3,677.49

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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.