Home / 4,948.84-7,424.70-2,761.48

Finding the Fourth Proportional to 4,948.84, 7,424.70 and 2,761.48

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Solution

The fourth proportional to 4,948.84, 7,424.70 and 2,761.48 is: 4,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.84 : 7,424.70 = 2,761.48 : x
  2. Step 2: Convert to fraction form
    4,948.84/7,424.70 = 2,761.48/x
  3. Step 3: Cross multiply
    4,948.84x = 7,424.70 × 2,761.48
  4. Step 4: Simplify right side
    4,948.84x = 20,503,160.56
  5. Step 5: Solve for x
    x = 20,503,160.56/4,948.84
  6. Step 6: Final answer
    x = 4,143.02

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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.