Home / 6,188.09-9,278.49-4,109.23

Finding the Fourth Proportional to 6,188.09, 9,278.49 and 4,109.23

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Solution

The fourth proportional to 6,188.09, 9,278.49 and 4,109.23 is: 6,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.09 : 9,278.49 = 4,109.23 : x
  2. Step 2: Convert to fraction form
    6,188.09/9,278.49 = 4,109.23/x
  3. Step 3: Cross multiply
    6,188.09x = 9,278.49 × 4,109.23
  4. Step 4: Simplify right side
    6,188.09x = 38,127,403.07
  5. Step 5: Solve for x
    x = 38,127,403.07/6,188.09
  6. Step 6: Final answer
    x = 6,161.42

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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.