Home / 9,949.08-13,728.66-5,914.46

Finding the Fourth Proportional to 9,949.08, 13,728.66 and 5,914.46

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Solution

The fourth proportional to 9,949.08, 13,728.66 and 5,914.46 is: 8,161.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.08 : 13,728.66 = 5,914.46 : x
  2. Step 2: Convert to fraction form
    9,949.08/13,728.66 = 5,914.46/x
  3. Step 3: Cross multiply
    9,949.08x = 13,728.66 × 5,914.46
  4. Step 4: Simplify right side
    9,949.08x = 81,197,610.42
  5. Step 5: Solve for x
    x = 81,197,610.42/9,949.08
  6. Step 6: Final answer
    x = 8,161.32

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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.