Home / 7,630.41-11,436.37-3,238.64

Finding the Fourth Proportional to 7,630.41, 11,436.37 and 3,238.64

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Solution

The fourth proportional to 7,630.41, 11,436.37 and 3,238.64 is: 4,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.41 : 11,436.37 = 3,238.64 : x
  2. Step 2: Convert to fraction form
    7,630.41/11,436.37 = 3,238.64/x
  3. Step 3: Cross multiply
    7,630.41x = 11,436.37 × 3,238.64
  4. Step 4: Simplify right side
    7,630.41x = 37,038,269.14
  5. Step 5: Solve for x
    x = 37,038,269.14/7,630.41
  6. Step 6: Final answer
    x = 4,854.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.