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Finding the Fourth Proportional to 3,260.06, 4,892.02 and 1,617.50

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Solution

The fourth proportional to 3,260.06, 4,892.02 and 1,617.50 is: 2,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.06 : 4,892.02 = 1,617.50 : x
  2. Step 2: Convert to fraction form
    3,260.06/4,892.02 = 1,617.50/x
  3. Step 3: Cross multiply
    3,260.06x = 4,892.02 × 1,617.50
  4. Step 4: Simplify right side
    3,260.06x = 7,912,842.35
  5. Step 5: Solve for x
    x = 7,912,842.35/3,260.06
  6. Step 6: Final answer
    x = 2,427.21

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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.