Home / 5,355.52-8,033.68-1,459.86

Finding the Fourth Proportional to 5,355.52, 8,033.68 and 1,459.86

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Solution

The fourth proportional to 5,355.52, 8,033.68 and 1,459.86 is: 2,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.52 : 8,033.68 = 1,459.86 : x
  2. Step 2: Convert to fraction form
    5,355.52/8,033.68 = 1,459.86/x
  3. Step 3: Cross multiply
    5,355.52x = 8,033.68 × 1,459.86
  4. Step 4: Simplify right side
    5,355.52x = 11,728,048.08
  5. Step 5: Solve for x
    x = 11,728,048.08/5,355.52
  6. Step 6: Final answer
    x = 2,189.90

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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.