Home / 7,288.08-10,930.04-2,021.79

Finding the Fourth Proportional to 7,288.08, 10,930.04 and 2,021.79

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Solution

The fourth proportional to 7,288.08, 10,930.04 and 2,021.79 is: 3,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.08 : 10,930.04 = 2,021.79 : x
  2. Step 2: Convert to fraction form
    7,288.08/10,930.04 = 2,021.79/x
  3. Step 3: Cross multiply
    7,288.08x = 10,930.04 × 2,021.79
  4. Step 4: Simplify right side
    7,288.08x = 22,098,284.03
  5. Step 5: Solve for x
    x = 22,098,284.03/7,288.08
  6. Step 6: Final answer
    x = 3,032.11

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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.