Home / 7,390.61-11,086.92-2,709.52

Finding the Fourth Proportional to 7,390.61, 11,086.92 and 2,709.52

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Solution

The fourth proportional to 7,390.61, 11,086.92 and 2,709.52 is: 4,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.61 : 11,086.92 = 2,709.52 : x
  2. Step 2: Convert to fraction form
    7,390.61/11,086.92 = 2,709.52/x
  3. Step 3: Cross multiply
    7,390.61x = 11,086.92 × 2,709.52
  4. Step 4: Simplify right side
    7,390.61x = 30,040,231.48
  5. Step 5: Solve for x
    x = 30,040,231.48/7,390.61
  6. Step 6: Final answer
    x = 4,064.65

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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.