Home / 6,899.45-10,350.30-2,739.49

Finding the Fourth Proportional to 6,899.45, 10,350.30 and 2,739.49

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Solution

The fourth proportional to 6,899.45, 10,350.30 and 2,739.49 is: 4,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.45 : 10,350.30 = 2,739.49 : x
  2. Step 2: Convert to fraction form
    6,899.45/10,350.30 = 2,739.49/x
  3. Step 3: Cross multiply
    6,899.45x = 10,350.30 × 2,739.49
  4. Step 4: Simplify right side
    6,899.45x = 28,354,527.74
  5. Step 5: Solve for x
    x = 28,354,527.74/6,899.45
  6. Step 6: Final answer
    x = 4,109.68

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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.