Home / 7,355.13-11,033.91-2,911.47

Finding the Fourth Proportional to 7,355.13, 11,033.91 and 2,911.47

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Solution

The fourth proportional to 7,355.13, 11,033.91 and 2,911.47 is: 4,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.13 : 11,033.91 = 2,911.47 : x
  2. Step 2: Convert to fraction form
    7,355.13/11,033.91 = 2,911.47/x
  3. Step 3: Cross multiply
    7,355.13x = 11,033.91 × 2,911.47
  4. Step 4: Simplify right side
    7,355.13x = 32,124,897.95
  5. Step 5: Solve for x
    x = 32,124,897.95/7,355.13
  6. Step 6: Final answer
    x = 4,367.69

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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.