Home / 6,336.28-8,742-3,684.52

Finding the Fourth Proportional to 6,336.28, 8,742 and 3,684.52

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Solution

The fourth proportional to 6,336.28, 8,742 and 3,684.52 is: 5,083.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.28 : 8,742 = 3,684.52 : x
  2. Step 2: Convert to fraction form
    6,336.28/8,742 = 3,684.52/x
  3. Step 3: Cross multiply
    6,336.28x = 8,742 × 3,684.52
  4. Step 4: Simplify right side
    6,336.28x = 32,210,073.84
  5. Step 5: Solve for x
    x = 32,210,073.84/6,336.28
  6. Step 6: Final answer
    x = 5,083.44

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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.