Home / 5,104.84-7,648.38-2,468.74

Finding the Fourth Proportional to 5,104.84, 7,648.38 and 2,468.74

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Solution

The fourth proportional to 5,104.84, 7,648.38 and 2,468.74 is: 3,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.84 : 7,648.38 = 2,468.74 : x
  2. Step 2: Convert to fraction form
    5,104.84/7,648.38 = 2,468.74/x
  3. Step 3: Cross multiply
    5,104.84x = 7,648.38 × 2,468.74
  4. Step 4: Simplify right side
    5,104.84x = 18,881,861.64
  5. Step 5: Solve for x
    x = 18,881,861.64/5,104.84
  6. Step 6: Final answer
    x = 3,698.82

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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.