Home / 7,565.36-11,324.61-6,919.52

Finding the Fourth Proportional to 7,565.36, 11,324.61 and 6,919.52

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Solution

The fourth proportional to 7,565.36, 11,324.61 and 6,919.52 is: 10,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.36 : 11,324.61 = 6,919.52 : x
  2. Step 2: Convert to fraction form
    7,565.36/11,324.61 = 6,919.52/x
  3. Step 3: Cross multiply
    7,565.36x = 11,324.61 × 6,919.52
  4. Step 4: Simplify right side
    7,565.36x = 78,360,808.76
  5. Step 5: Solve for x
    x = 78,360,808.76/7,565.36
  6. Step 6: Final answer
    x = 10,357.85

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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.