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Finding the Fourth Proportional to 6,914.48, 10,349.48 and 3,622.96

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Solution

The fourth proportional to 6,914.48, 10,349.48 and 3,622.96 is: 5,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.48 : 10,349.48 = 3,622.96 : x
  2. Step 2: Convert to fraction form
    6,914.48/10,349.48 = 3,622.96/x
  3. Step 3: Cross multiply
    6,914.48x = 10,349.48 × 3,622.96
  4. Step 4: Simplify right side
    6,914.48x = 37,495,752.06
  5. Step 5: Solve for x
    x = 37,495,752.06/6,914.48
  6. Step 6: Final answer
    x = 5,422.79

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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.