Home / 7,951.14-11,924.40-3,207.30

Finding the Fourth Proportional to 7,951.14, 11,924.40 and 3,207.30

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Solution

The fourth proportional to 7,951.14, 11,924.40 and 3,207.30 is: 4,810.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.14 : 11,924.40 = 3,207.30 : x
  2. Step 2: Convert to fraction form
    7,951.14/11,924.40 = 3,207.30/x
  3. Step 3: Cross multiply
    7,951.14x = 11,924.40 × 3,207.30
  4. Step 4: Simplify right side
    7,951.14x = 38,245,128.12
  5. Step 5: Solve for x
    x = 38,245,128.12/7,951.14
  6. Step 6: Final answer
    x = 4,810.02

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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.