Home / 6,835.88-10,242.28-4,197.90

Finding the Fourth Proportional to 6,835.88, 10,242.28 and 4,197.90

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Solution

The fourth proportional to 6,835.88, 10,242.28 and 4,197.90 is: 6,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.88 : 10,242.28 = 4,197.90 : x
  2. Step 2: Convert to fraction form
    6,835.88/10,242.28 = 4,197.90/x
  3. Step 3: Cross multiply
    6,835.88x = 10,242.28 × 4,197.90
  4. Step 4: Simplify right side
    6,835.88x = 42,996,110.87
  5. Step 5: Solve for x
    x = 42,996,110.87/6,835.88
  6. Step 6: Final answer
    x = 6,289.77

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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.