Home / 6,111.18-9,161.37-2,646.54

Finding the Fourth Proportional to 6,111.18, 9,161.37 and 2,646.54

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Solution

The fourth proportional to 6,111.18, 9,161.37 and 2,646.54 is: 3,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.18 : 9,161.37 = 2,646.54 : x
  2. Step 2: Convert to fraction form
    6,111.18/9,161.37 = 2,646.54/x
  3. Step 3: Cross multiply
    6,111.18x = 9,161.37 × 2,646.54
  4. Step 4: Simplify right side
    6,111.18x = 24,245,932.16
  5. Step 5: Solve for x
    x = 24,245,932.16/6,111.18
  6. Step 6: Final answer
    x = 3,967.47

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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.