Home / 6,744.26-9,307.31-3,911.56

Finding the Fourth Proportional to 6,744.26, 9,307.31 and 3,911.56

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Solution

The fourth proportional to 6,744.26, 9,307.31 and 3,911.56 is: 5,398.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.26 : 9,307.31 = 3,911.56 : x
  2. Step 2: Convert to fraction form
    6,744.26/9,307.31 = 3,911.56/x
  3. Step 3: Cross multiply
    6,744.26x = 9,307.31 × 3,911.56
  4. Step 4: Simplify right side
    6,744.26x = 36,406,058.68
  5. Step 5: Solve for x
    x = 36,406,058.68/6,744.26
  6. Step 6: Final answer
    x = 5,398.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.