Home / 6,293.22-8,683.67-3,640.88

Finding the Fourth Proportional to 6,293.22, 8,683.67 and 3,640.88

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Solution

The fourth proportional to 6,293.22, 8,683.67 and 3,640.88 is: 5,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.22 : 8,683.67 = 3,640.88 : x
  2. Step 2: Convert to fraction form
    6,293.22/8,683.67 = 3,640.88/x
  3. Step 3: Cross multiply
    6,293.22x = 8,683.67 × 3,640.88
  4. Step 4: Simplify right side
    6,293.22x = 31,616,138.81
  5. Step 5: Solve for x
    x = 31,616,138.81/6,293.22
  6. Step 6: Final answer
    x = 5,023.84

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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.