Home / 5,546.40-7,653.71-3,188.55

Finding the Fourth Proportional to 5,546.40, 7,653.71 and 3,188.55

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Solution

The fourth proportional to 5,546.40, 7,653.71 and 3,188.55 is: 4,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.40 : 7,653.71 = 3,188.55 : x
  2. Step 2: Convert to fraction form
    5,546.40/7,653.71 = 3,188.55/x
  3. Step 3: Cross multiply
    5,546.40x = 7,653.71 × 3,188.55
  4. Step 4: Simplify right side
    5,546.40x = 24,404,221.08
  5. Step 5: Solve for x
    x = 24,404,221.08/5,546.40
  6. Step 6: Final answer
    x = 4,400.01

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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.