Home / 6,293.41-8,683.94-3,640.30

Finding the Fourth Proportional to 6,293.41, 8,683.94 and 3,640.30

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Solution

The fourth proportional to 6,293.41, 8,683.94 and 3,640.30 is: 5,023.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.41 : 8,683.94 = 3,640.30 : x
  2. Step 2: Convert to fraction form
    6,293.41/8,683.94 = 3,640.30/x
  3. Step 3: Cross multiply
    6,293.41x = 8,683.94 × 3,640.30
  4. Step 4: Simplify right side
    6,293.41x = 31,612,146.78
  5. Step 5: Solve for x
    x = 31,612,146.78/6,293.41
  6. Step 6: Final answer
    x = 5,023.06

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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.