Home / 9,383.48-12,949.22-5,134.94

Finding the Fourth Proportional to 9,383.48, 12,949.22 and 5,134.94

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Solution

The fourth proportional to 9,383.48, 12,949.22 and 5,134.94 is: 7,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.48 : 12,949.22 = 5,134.94 : x
  2. Step 2: Convert to fraction form
    9,383.48/12,949.22 = 5,134.94/x
  3. Step 3: Cross multiply
    9,383.48x = 12,949.22 × 5,134.94
  4. Step 4: Simplify right side
    9,383.48x = 66,493,442.07
  5. Step 5: Solve for x
    x = 66,493,442.07/9,383.48
  6. Step 6: Final answer
    x = 7,086.22

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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.