Home / 10,588.75-15,869.45-5,043.80

Finding the Fourth Proportional to 10,588.75, 15,869.45 and 5,043.80

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Solution

The fourth proportional to 10,588.75, 15,869.45 and 5,043.80 is: 7,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,588.75 : 15,869.45 = 5,043.80 : x
  2. Step 2: Convert to fraction form
    10,588.75/15,869.45 = 5,043.80/x
  3. Step 3: Cross multiply
    10,588.75x = 15,869.45 × 5,043.80
  4. Step 4: Simplify right side
    10,588.75x = 80,042,252.56
  5. Step 5: Solve for x
    x = 80,042,252.56/10,588.75
  6. Step 6: Final answer
    x = 7,559.18

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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.