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Finding the Fourth Proportional to 3,485.34, 4,795.34 and 3,044.30

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Solution

The fourth proportional to 3,485.34, 4,795.34 and 3,044.30 is: 4,188.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.34 : 4,795.34 = 3,044.30 : x
  2. Step 2: Convert to fraction form
    3,485.34/4,795.34 = 3,044.30/x
  3. Step 3: Cross multiply
    3,485.34x = 4,795.34 × 3,044.30
  4. Step 4: Simplify right side
    3,485.34x = 14,598,414.36
  5. Step 5: Solve for x
    x = 14,598,414.36/3,485.34
  6. Step 6: Final answer
    x = 4,188.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.