Home / 7,726.63-11,591.88-3,569.57

Finding the Fourth Proportional to 7,726.63, 11,591.88 and 3,569.57

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Solution

The fourth proportional to 7,726.63, 11,591.88 and 3,569.57 is: 5,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.63 : 11,591.88 = 3,569.57 : x
  2. Step 2: Convert to fraction form
    7,726.63/11,591.88 = 3,569.57/x
  3. Step 3: Cross multiply
    7,726.63x = 11,591.88 × 3,569.57
  4. Step 4: Simplify right side
    7,726.63x = 41,378,056.07
  5. Step 5: Solve for x
    x = 41,378,056.07/7,726.63
  6. Step 6: Final answer
    x = 5,355.26

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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.