Home / 4,135.30-5,706.74-2,246.90

Finding the Fourth Proportional to 4,135.30, 5,706.74 and 2,246.90

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Solution

The fourth proportional to 4,135.30, 5,706.74 and 2,246.90 is: 3,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.30 : 5,706.74 = 2,246.90 : x
  2. Step 2: Convert to fraction form
    4,135.30/5,706.74 = 2,246.90/x
  3. Step 3: Cross multiply
    4,135.30x = 5,706.74 × 2,246.90
  4. Step 4: Simplify right side
    4,135.30x = 12,822,439.69
  5. Step 5: Solve for x
    x = 12,822,439.69/4,135.30
  6. Step 6: Final answer
    x = 3,100.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.