Home / 5,491.41-8,238.15-2,204.76

Finding the Fourth Proportional to 5,491.41, 8,238.15 and 2,204.76

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Solution

The fourth proportional to 5,491.41, 8,238.15 and 2,204.76 is: 3,307.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.41 : 8,238.15 = 2,204.76 : x
  2. Step 2: Convert to fraction form
    5,491.41/8,238.15 = 2,204.76/x
  3. Step 3: Cross multiply
    5,491.41x = 8,238.15 × 2,204.76
  4. Step 4: Simplify right side
    5,491.41x = 18,163,143.59
  5. Step 5: Solve for x
    x = 18,163,143.59/5,491.41
  6. Step 6: Final answer
    x = 3,307.56

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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.