Home / 7,948.16-11,922.56-2,104.62

Finding the Fourth Proportional to 7,948.16, 11,922.56 and 2,104.62

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Solution

The fourth proportional to 7,948.16, 11,922.56 and 2,104.62 is: 3,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.16 : 11,922.56 = 2,104.62 : x
  2. Step 2: Convert to fraction form
    7,948.16/11,922.56 = 2,104.62/x
  3. Step 3: Cross multiply
    7,948.16x = 11,922.56 × 2,104.62
  4. Step 4: Simplify right side
    7,948.16x = 25,092,458.23
  5. Step 5: Solve for x
    x = 25,092,458.23/7,948.16
  6. Step 6: Final answer
    x = 3,157.01

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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.