Home / 6,111.11-9,165.38-1,727.39

Finding the Fourth Proportional to 6,111.11, 9,165.38 and 1,727.39

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Solution

The fourth proportional to 6,111.11, 9,165.38 and 1,727.39 is: 2,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.11 : 9,165.38 = 1,727.39 : x
  2. Step 2: Convert to fraction form
    6,111.11/9,165.38 = 1,727.39/x
  3. Step 3: Cross multiply
    6,111.11x = 9,165.38 × 1,727.39
  4. Step 4: Simplify right side
    6,111.11x = 15,832,131.29
  5. Step 5: Solve for x
    x = 15,832,131.29/6,111.11
  6. Step 6: Final answer
    x = 2,590.71

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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.