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Finding the Fourth Proportional to 6,333.70, 9,503.97 and 2,638.48

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Solution

The fourth proportional to 6,333.70, 9,503.97 and 2,638.48 is: 3,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333.70 : 9,503.97 = 2,638.48 : x
  2. Step 2: Convert to fraction form
    6,333.70/9,503.97 = 2,638.48/x
  3. Step 3: Cross multiply
    6,333.70x = 9,503.97 × 2,638.48
  4. Step 4: Simplify right side
    6,333.70x = 25,076,034.77
  5. Step 5: Solve for x
    x = 25,076,034.77/6,333.70
  6. Step 6: Final answer
    x = 3,959.14

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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.