Home / 7,302.05-10,954.70-2,107.92

Finding the Fourth Proportional to 7,302.05, 10,954.70 and 2,107.92

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Solution

The fourth proportional to 7,302.05, 10,954.70 and 2,107.92 is: 3,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.05 : 10,954.70 = 2,107.92 : x
  2. Step 2: Convert to fraction form
    7,302.05/10,954.70 = 2,107.92/x
  3. Step 3: Cross multiply
    7,302.05x = 10,954.70 × 2,107.92
  4. Step 4: Simplify right side
    7,302.05x = 23,091,620.68
  5. Step 5: Solve for x
    x = 23,091,620.68/7,302.05
  6. Step 6: Final answer
    x = 3,162.35

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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.