Home / 5,646.26-7,792.93-3,257.78

Finding the Fourth Proportional to 5,646.26, 7,792.93 and 3,257.78

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Solution

The fourth proportional to 5,646.26, 7,792.93 and 3,257.78 is: 4,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.26 : 7,792.93 = 3,257.78 : x
  2. Step 2: Convert to fraction form
    5,646.26/7,792.93 = 3,257.78/x
  3. Step 3: Cross multiply
    5,646.26x = 7,792.93 × 3,257.78
  4. Step 4: Simplify right side
    5,646.26x = 25,387,610.49
  5. Step 5: Solve for x
    x = 25,387,610.49/5,646.26
  6. Step 6: Final answer
    x = 4,496.36

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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.