Home / 9,224.40-13,837.38-3,959.64

Finding the Fourth Proportional to 9,224.40, 13,837.38 and 3,959.64

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Solution

The fourth proportional to 9,224.40, 13,837.38 and 3,959.64 is: 5,939.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.40 : 13,837.38 = 3,959.64 : x
  2. Step 2: Convert to fraction form
    9,224.40/13,837.38 = 3,959.64/x
  3. Step 3: Cross multiply
    9,224.40x = 13,837.38 × 3,959.64
  4. Step 4: Simplify right side
    9,224.40x = 54,791,043.34
  5. Step 5: Solve for x
    x = 54,791,043.34/9,224.40
  6. Step 6: Final answer
    x = 5,939.79

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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.