Home / 7,389.93-11,083.69-2,194.59

Finding the Fourth Proportional to 7,389.93, 11,083.69 and 2,194.59

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Solution

The fourth proportional to 7,389.93, 11,083.69 and 2,194.59 is: 3,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.93 : 11,083.69 = 2,194.59 : x
  2. Step 2: Convert to fraction form
    7,389.93/11,083.69 = 2,194.59/x
  3. Step 3: Cross multiply
    7,389.93x = 11,083.69 × 2,194.59
  4. Step 4: Simplify right side
    7,389.93x = 24,324,187.20
  5. Step 5: Solve for x
    x = 24,324,187.20/7,389.93
  6. Step 6: Final answer
    x = 3,291.53

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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.