Home / 4,772.27-7,159.46-1,961.10

Finding the Fourth Proportional to 4,772.27, 7,159.46 and 1,961.10

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Solution

The fourth proportional to 4,772.27, 7,159.46 and 1,961.10 is: 2,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.27 : 7,159.46 = 1,961.10 : x
  2. Step 2: Convert to fraction form
    4,772.27/7,159.46 = 1,961.10/x
  3. Step 3: Cross multiply
    4,772.27x = 7,159.46 × 1,961.10
  4. Step 4: Simplify right side
    4,772.27x = 14,040,417.01
  5. Step 5: Solve for x
    x = 14,040,417.01/4,772.27
  6. Step 6: Final answer
    x = 2,942.08

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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.