Home / 7,349.98-11,025.63-2,155.90

Finding the Fourth Proportional to 7,349.98, 11,025.63 and 2,155.90

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Solution

The fourth proportional to 7,349.98, 11,025.63 and 2,155.90 is: 3,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.98 : 11,025.63 = 2,155.90 : x
  2. Step 2: Convert to fraction form
    7,349.98/11,025.63 = 2,155.90/x
  3. Step 3: Cross multiply
    7,349.98x = 11,025.63 × 2,155.90
  4. Step 4: Simplify right side
    7,349.98x = 23,770,155.72
  5. Step 5: Solve for x
    x = 23,770,155.72/7,349.98
  6. Step 6: Final answer
    x = 3,234.04

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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.