Home / 6,329.47-8,735.28-3,676.72

Finding the Fourth Proportional to 6,329.47, 8,735.28 and 3,676.72

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Solution

The fourth proportional to 6,329.47, 8,735.28 and 3,676.72 is: 5,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.47 : 8,735.28 = 3,676.72 : x
  2. Step 2: Convert to fraction form
    6,329.47/8,735.28 = 3,676.72/x
  3. Step 3: Cross multiply
    6,329.47x = 8,735.28 × 3,676.72
  4. Step 4: Simplify right side
    6,329.47x = 32,117,178.68
  5. Step 5: Solve for x
    x = 32,117,178.68/6,329.47
  6. Step 6: Final answer
    x = 5,074.23

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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.