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Finding the Fourth Proportional to 6,255.70, 9,394.28 and 5,554.49

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Solution

The fourth proportional to 6,255.70, 9,394.28 and 5,554.49 is: 8,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.70 : 9,394.28 = 5,554.49 : x
  2. Step 2: Convert to fraction form
    6,255.70/9,394.28 = 5,554.49/x
  3. Step 3: Cross multiply
    6,255.70x = 9,394.28 × 5,554.49
  4. Step 4: Simplify right side
    6,255.70x = 52,180,471.69
  5. Step 5: Solve for x
    x = 52,180,471.69/6,255.70
  6. Step 6: Final answer
    x = 8,341.27

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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.