Home / 7,631.33-11,448.73-2,951.35

Finding the Fourth Proportional to 7,631.33, 11,448.73 and 2,951.35

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Solution

The fourth proportional to 7,631.33, 11,448.73 and 2,951.35 is: 4,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.33 : 11,448.73 = 2,951.35 : x
  2. Step 2: Convert to fraction form
    7,631.33/11,448.73 = 2,951.35/x
  3. Step 3: Cross multiply
    7,631.33x = 11,448.73 × 2,951.35
  4. Step 4: Simplify right side
    7,631.33x = 33,789,227.29
  5. Step 5: Solve for x
    x = 33,789,227.29/7,631.33
  6. Step 6: Final answer
    x = 4,427.70

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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.