Home / 9,948.36-14,919.57-7,166.64

Finding the Fourth Proportional to 9,948.36, 14,919.57 and 7,166.64

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Solution

The fourth proportional to 9,948.36, 14,919.57 and 7,166.64 is: 10,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.36 : 14,919.57 = 7,166.64 : x
  2. Step 2: Convert to fraction form
    9,948.36/14,919.57 = 7,166.64/x
  3. Step 3: Cross multiply
    9,948.36x = 14,919.57 × 7,166.64
  4. Step 4: Simplify right side
    9,948.36x = 106,923,187.14
  5. Step 5: Solve for x
    x = 106,923,187.14/9,948.36
  6. Step 6: Final answer
    x = 10,747.82

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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.