Home / 6,959.35-10,429.26-3,840.81

Finding the Fourth Proportional to 6,959.35, 10,429.26 and 3,840.81

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Solution

The fourth proportional to 6,959.35, 10,429.26 and 3,840.81 is: 5,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.35 : 10,429.26 = 3,840.81 : x
  2. Step 2: Convert to fraction form
    6,959.35/10,429.26 = 3,840.81/x
  3. Step 3: Cross multiply
    6,959.35x = 10,429.26 × 3,840.81
  4. Step 4: Simplify right side
    6,959.35x = 40,056,806.10
  5. Step 5: Solve for x
    x = 40,056,806.10/6,959.35
  6. Step 6: Final answer
    x = 5,755.83

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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.