Home / 11,002.53-16,491.40-5,459.84

Finding the Fourth Proportional to 11,002.53, 16,491.40 and 5,459.84

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Solution

The fourth proportional to 11,002.53, 16,491.40 and 5,459.84 is: 8,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.53 : 16,491.40 = 5,459.84 : x
  2. Step 2: Convert to fraction form
    11,002.53/16,491.40 = 5,459.84/x
  3. Step 3: Cross multiply
    11,002.53x = 16,491.40 × 5,459.84
  4. Step 4: Simplify right side
    11,002.53x = 90,040,371.11
  5. Step 5: Solve for x
    x = 90,040,371.11/11,002.53
  6. Step 6: Final answer
    x = 8,183.60

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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.