Home / 7,591.16-11,387.25-3,643.29

Finding the Fourth Proportional to 7,591.16, 11,387.25 and 3,643.29

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Solution

The fourth proportional to 7,591.16, 11,387.25 and 3,643.29 is: 5,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.16 : 11,387.25 = 3,643.29 : x
  2. Step 2: Convert to fraction form
    7,591.16/11,387.25 = 3,643.29/x
  3. Step 3: Cross multiply
    7,591.16x = 11,387.25 × 3,643.29
  4. Step 4: Simplify right side
    7,591.16x = 41,487,054.05
  5. Step 5: Solve for x
    x = 41,487,054.05/7,591.16
  6. Step 6: Final answer
    x = 5,465.18

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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.