Home / 6,331.72-8,737.78-3,537.22

Finding the Fourth Proportional to 6,331.72, 8,737.78 and 3,537.22

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Solution

The fourth proportional to 6,331.72, 8,737.78 and 3,537.22 is: 4,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.72 : 8,737.78 = 3,537.22 : x
  2. Step 2: Convert to fraction form
    6,331.72/8,737.78 = 3,537.22/x
  3. Step 3: Cross multiply
    6,331.72x = 8,737.78 × 3,537.22
  4. Step 4: Simplify right side
    6,331.72x = 30,907,450.17
  5. Step 5: Solve for x
    x = 30,907,450.17/6,331.72
  6. Step 6: Final answer
    x = 4,881.37

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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.