Home / 10,955.53-16,441.22-4,383.55

Finding the Fourth Proportional to 10,955.53, 16,441.22 and 4,383.55

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Solution

The fourth proportional to 10,955.53, 16,441.22 and 4,383.55 is: 6,578.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.53 : 16,441.22 = 4,383.55 : x
  2. Step 2: Convert to fraction form
    10,955.53/16,441.22 = 4,383.55/x
  3. Step 3: Cross multiply
    10,955.53x = 16,441.22 × 4,383.55
  4. Step 4: Simplify right side
    10,955.53x = 72,070,909.93
  5. Step 5: Solve for x
    x = 72,070,909.93/10,955.53
  6. Step 6: Final answer
    x = 6,578.50

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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.