Home / 7,562.61-11,352.42-3,183.75

Finding the Fourth Proportional to 7,562.61, 11,352.42 and 3,183.75

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Solution

The fourth proportional to 7,562.61, 11,352.42 and 3,183.75 is: 4,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.61 : 11,352.42 = 3,183.75 : x
  2. Step 2: Convert to fraction form
    7,562.61/11,352.42 = 3,183.75/x
  3. Step 3: Cross multiply
    7,562.61x = 11,352.42 × 3,183.75
  4. Step 4: Simplify right side
    7,562.61x = 36,143,267.18
  5. Step 5: Solve for x
    x = 36,143,267.18/7,562.61
  6. Step 6: Final answer
    x = 4,779.21

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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.