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Finding the Fourth Proportional to 3,596.00, 5,386.16 and 1,949.06

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Solution

The fourth proportional to 3,596.00, 5,386.16 and 1,949.06 is: 2,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.00 : 5,386.16 = 1,949.06 : x
  2. Step 2: Convert to fraction form
    3,596.00/5,386.16 = 1,949.06/x
  3. Step 3: Cross multiply
    3,596.00x = 5,386.16 × 1,949.06
  4. Step 4: Simplify right side
    3,596.00x = 10,497,967.35
  5. Step 5: Solve for x
    x = 10,497,967.35/3,596.00
  6. Step 6: Final answer
    x = 2,919.35

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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.