Home / 9,949.36-14,921.07-7,167.64

Finding the Fourth Proportional to 9,949.36, 14,921.07 and 7,167.64

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Solution

The fourth proportional to 9,949.36, 14,921.07 and 7,167.64 is: 10,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.36 : 14,921.07 = 7,167.64 : x
  2. Step 2: Convert to fraction form
    9,949.36/14,921.07 = 7,167.64/x
  3. Step 3: Cross multiply
    9,949.36x = 14,921.07 × 7,167.64
  4. Step 4: Simplify right side
    9,949.36x = 106,948,858.17
  5. Step 5: Solve for x
    x = 106,948,858.17/9,949.36
  6. Step 6: Final answer
    x = 10,749.32

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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.