Home / 7,350.98-11,027.13-2,156.90

Finding the Fourth Proportional to 7,350.98, 11,027.13 and 2,156.90

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Solution

The fourth proportional to 7,350.98, 11,027.13 and 2,156.90 is: 3,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.98 : 11,027.13 = 2,156.90 : x
  2. Step 2: Convert to fraction form
    7,350.98/11,027.13 = 2,156.90/x
  3. Step 3: Cross multiply
    7,350.98x = 11,027.13 × 2,156.90
  4. Step 4: Simplify right side
    7,350.98x = 23,784,416.70
  5. Step 5: Solve for x
    x = 23,784,416.70/7,350.98
  6. Step 6: Final answer
    x = 3,235.54

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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.