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Finding the Fourth Proportional to 7,333.12, 11,000.22 and 2,950.60

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Solution

The fourth proportional to 7,333.12, 11,000.22 and 2,950.60 is: 4,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.12 : 11,000.22 = 2,950.60 : x
  2. Step 2: Convert to fraction form
    7,333.12/11,000.22 = 2,950.60/x
  3. Step 3: Cross multiply
    7,333.12x = 11,000.22 × 2,950.60
  4. Step 4: Simplify right side
    7,333.12x = 32,457,249.13
  5. Step 5: Solve for x
    x = 32,457,249.13/7,333.12
  6. Step 6: Final answer
    x = 4,426.12

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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.