Home / 7,711.36-11,567.76-3,552.52

Finding the Fourth Proportional to 7,711.36, 11,567.76 and 3,552.52

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Solution

The fourth proportional to 7,711.36, 11,567.76 and 3,552.52 is: 5,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.36 : 11,567.76 = 3,552.52 : x
  2. Step 2: Convert to fraction form
    7,711.36/11,567.76 = 3,552.52/x
  3. Step 3: Cross multiply
    7,711.36x = 11,567.76 × 3,552.52
  4. Step 4: Simplify right side
    7,711.36x = 41,094,698.76
  5. Step 5: Solve for x
    x = 41,094,698.76/7,711.36
  6. Step 6: Final answer
    x = 5,329.11

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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.