Home / 7,411.39-11,118.61-2,481.07

Finding the Fourth Proportional to 7,411.39, 11,118.61 and 2,481.07

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Solution

The fourth proportional to 7,411.39, 11,118.61 and 2,481.07 is: 3,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.39 : 11,118.61 = 2,481.07 : x
  2. Step 2: Convert to fraction form
    7,411.39/11,118.61 = 2,481.07/x
  3. Step 3: Cross multiply
    7,411.39x = 11,118.61 × 2,481.07
  4. Step 4: Simplify right side
    7,411.39x = 27,586,037.31
  5. Step 5: Solve for x
    x = 27,586,037.31/7,411.39
  6. Step 6: Final answer
    x = 3,722.11

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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.