Home / 7,948.25-11,922.45-2,401.64

Finding the Fourth Proportional to 7,948.25, 11,922.45 and 2,401.64

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Solution

The fourth proportional to 7,948.25, 11,922.45 and 2,401.64 is: 3,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.25 : 11,922.45 = 2,401.64 : x
  2. Step 2: Convert to fraction form
    7,948.25/11,922.45 = 2,401.64/x
  3. Step 3: Cross multiply
    7,948.25x = 11,922.45 × 2,401.64
  4. Step 4: Simplify right side
    7,948.25x = 28,633,373.21
  5. Step 5: Solve for x
    x = 28,633,373.21/7,948.25
  6. Step 6: Final answer
    x = 3,602.48

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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.