Home / 6,875.14-9,487.70-3,731.33

Finding the Fourth Proportional to 6,875.14, 9,487.70 and 3,731.33

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Solution

The fourth proportional to 6,875.14, 9,487.70 and 3,731.33 is: 5,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.14 : 9,487.70 = 3,731.33 : x
  2. Step 2: Convert to fraction form
    6,875.14/9,487.70 = 3,731.33/x
  3. Step 3: Cross multiply
    6,875.14x = 9,487.70 × 3,731.33
  4. Step 4: Simplify right side
    6,875.14x = 35,401,673.55
  5. Step 5: Solve for x
    x = 35,401,673.55/6,875.14
  6. Step 6: Final answer
    x = 5,149.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.