Home / 6,944.90-10,426.55-4,138.92

Finding the Fourth Proportional to 6,944.90, 10,426.55 and 4,138.92

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Solution

The fourth proportional to 6,944.90, 10,426.55 and 4,138.92 is: 6,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,944.90 : 10,426.55 = 4,138.92 : x
  2. Step 2: Convert to fraction form
    6,944.90/10,426.55 = 4,138.92/x
  3. Step 3: Cross multiply
    6,944.90x = 10,426.55 × 4,138.92
  4. Step 4: Simplify right side
    6,944.90x = 43,154,635.63
  5. Step 5: Solve for x
    x = 43,154,635.63/6,944.90
  6. Step 6: Final answer
    x = 6,213.86

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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.