Home / 7,371.68-11,056.91-2,107.08

Finding the Fourth Proportional to 7,371.68, 11,056.91 and 2,107.08

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Solution

The fourth proportional to 7,371.68, 11,056.91 and 2,107.08 is: 3,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.68 : 11,056.91 = 2,107.08 : x
  2. Step 2: Convert to fraction form
    7,371.68/11,056.91 = 2,107.08/x
  3. Step 3: Cross multiply
    7,371.68x = 11,056.91 × 2,107.08
  4. Step 4: Simplify right side
    7,371.68x = 23,297,783.39
  5. Step 5: Solve for x
    x = 23,297,783.39/7,371.68
  6. Step 6: Final answer
    x = 3,160.45

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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.