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Finding the Fourth Proportional to 4,941.28, 7,410.39 and 2,600.01

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Solution

The fourth proportional to 4,941.28, 7,410.39 and 2,600.01 is: 3,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.28 : 7,410.39 = 2,600.01 : x
  2. Step 2: Convert to fraction form
    4,941.28/7,410.39 = 2,600.01/x
  3. Step 3: Cross multiply
    4,941.28x = 7,410.39 × 2,600.01
  4. Step 4: Simplify right side
    4,941.28x = 19,267,125.64
  5. Step 5: Solve for x
    x = 19,267,125.64/4,941.28
  6. Step 6: Final answer
    x = 3,899.22

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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.