Home / 7,411.84-11,119.55-2,481.50

Finding the Fourth Proportional to 7,411.84, 11,119.55 and 2,481.50

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Solution

The fourth proportional to 7,411.84, 11,119.55 and 2,481.50 is: 3,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.84 : 11,119.55 = 2,481.50 : x
  2. Step 2: Convert to fraction form
    7,411.84/11,119.55 = 2,481.50/x
  3. Step 3: Cross multiply
    7,411.84x = 11,119.55 × 2,481.50
  4. Step 4: Simplify right side
    7,411.84x = 27,593,178.72
  5. Step 5: Solve for x
    x = 27,593,178.72/7,411.84
  6. Step 6: Final answer
    x = 3,722.85

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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.