Home / 4,431.05-6,626.96-3,940.91

Finding the Fourth Proportional to 4,431.05, 6,626.96 and 3,940.91

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Solution

The fourth proportional to 4,431.05, 6,626.96 and 3,940.91 is: 5,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.05 : 6,626.96 = 3,940.91 : x
  2. Step 2: Convert to fraction form
    4,431.05/6,626.96 = 3,940.91/x
  3. Step 3: Cross multiply
    4,431.05x = 6,626.96 × 3,940.91
  4. Step 4: Simplify right side
    4,431.05x = 26,116,280.53
  5. Step 5: Solve for x
    x = 26,116,280.53/4,431.05
  6. Step 6: Final answer
    x = 5,893.92

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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.