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Finding the Fourth Proportional to 3,596.94, 5,395.40 and 2,938.10

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Solution

The fourth proportional to 3,596.94, 5,395.40 and 2,938.10 is: 4,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.94 : 5,395.40 = 2,938.10 : x
  2. Step 2: Convert to fraction form
    3,596.94/5,395.40 = 2,938.10/x
  3. Step 3: Cross multiply
    3,596.94x = 5,395.40 × 2,938.10
  4. Step 4: Simplify right side
    3,596.94x = 15,852,224.74
  5. Step 5: Solve for x
    x = 15,852,224.74/3,596.94
  6. Step 6: Final answer
    x = 4,407.14

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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.