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Finding the Fourth Proportional to 3,659.65, 5,051.06 and 2,481.10

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Solution

The fourth proportional to 3,659.65, 5,051.06 and 2,481.10 is: 3,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.65 : 5,051.06 = 2,481.10 : x
  2. Step 2: Convert to fraction form
    3,659.65/5,051.06 = 2,481.10/x
  3. Step 3: Cross multiply
    3,659.65x = 5,051.06 × 2,481.10
  4. Step 4: Simplify right side
    3,659.65x = 12,532,169.24
  5. Step 5: Solve for x
    x = 12,532,169.24/3,659.65
  6. Step 6: Final answer
    x = 3,424.42

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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.