Home / 6,892.68-10,337.45-1,962.21

Finding the Fourth Proportional to 6,892.68, 10,337.45 and 1,962.21

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Solution

The fourth proportional to 6,892.68, 10,337.45 and 1,962.21 is: 2,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.68 : 10,337.45 = 1,962.21 : x
  2. Step 2: Convert to fraction form
    6,892.68/10,337.45 = 1,962.21/x
  3. Step 3: Cross multiply
    6,892.68x = 10,337.45 × 1,962.21
  4. Step 4: Simplify right side
    6,892.68x = 20,284,247.76
  5. Step 5: Solve for x
    x = 20,284,247.76/6,892.68
  6. Step 6: Final answer
    x = 2,942.87

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1.5x scale

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.