Home / 10,591.84-15,887.82-3,576.80

Finding the Fourth Proportional to 10,591.84, 15,887.82 and 3,576.80

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Solution

The fourth proportional to 10,591.84, 15,887.82 and 3,576.80 is: 5,365.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591.84 : 15,887.82 = 3,576.80 : x
  2. Step 2: Convert to fraction form
    10,591.84/15,887.82 = 3,576.80/x
  3. Step 3: Cross multiply
    10,591.84x = 15,887.82 × 3,576.80
  4. Step 4: Simplify right side
    10,591.84x = 56,827,554.58
  5. Step 5: Solve for x
    x = 56,827,554.58/10,591.84
  6. Step 6: Final answer
    x = 5,365.22

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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.