Home / 6,238.14-8,608.29-3,880.26

Finding the Fourth Proportional to 6,238.14, 8,608.29 and 3,880.26

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Solution

The fourth proportional to 6,238.14, 8,608.29 and 3,880.26 is: 5,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.14 : 8,608.29 = 3,880.26 : x
  2. Step 2: Convert to fraction form
    6,238.14/8,608.29 = 3,880.26/x
  3. Step 3: Cross multiply
    6,238.14x = 8,608.29 × 3,880.26
  4. Step 4: Simplify right side
    6,238.14x = 33,402,403.36
  5. Step 5: Solve for x
    x = 33,402,403.36/6,238.14
  6. Step 6: Final answer
    x = 5,354.55

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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.