Home / 4,936.10-7,405.37-3,478.10

Finding the Fourth Proportional to 4,936.10, 7,405.37 and 3,478.10

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Solution

The fourth proportional to 4,936.10, 7,405.37 and 3,478.10 is: 5,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.10 : 7,405.37 = 3,478.10 : x
  2. Step 2: Convert to fraction form
    4,936.10/7,405.37 = 3,478.10/x
  3. Step 3: Cross multiply
    4,936.10x = 7,405.37 × 3,478.10
  4. Step 4: Simplify right side
    4,936.10x = 25,756,635.91
  5. Step 5: Solve for x
    x = 25,756,635.91/4,936.10
  6. Step 6: Final answer
    x = 5,218.01

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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.