Home / 7,948.49-11,922.83-2,401.88

Finding the Fourth Proportional to 7,948.49, 11,922.83 and 2,401.88

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Solution

The fourth proportional to 7,948.49, 11,922.83 and 2,401.88 is: 3,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.49 : 11,922.83 = 2,401.88 : x
  2. Step 2: Convert to fraction form
    7,948.49/11,922.83 = 2,401.88/x
  3. Step 3: Cross multiply
    7,948.49x = 11,922.83 × 2,401.88
  4. Step 4: Simplify right side
    7,948.49x = 28,637,206.92
  5. Step 5: Solve for x
    x = 28,637,206.92/7,948.49
  6. Step 6: Final answer
    x = 3,602.85

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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.