Home / 4,917.64-7,386.30-3,072.04

Finding the Fourth Proportional to 4,917.64, 7,386.30 and 3,072.04

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Solution

The fourth proportional to 4,917.64, 7,386.30 and 3,072.04 is: 4,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.64 : 7,386.30 = 3,072.04 : x
  2. Step 2: Convert to fraction form
    4,917.64/7,386.30 = 3,072.04/x
  3. Step 3: Cross multiply
    4,917.64x = 7,386.30 × 3,072.04
  4. Step 4: Simplify right side
    4,917.64x = 22,691,009.05
  5. Step 5: Solve for x
    x = 22,691,009.05/4,917.64
  6. Step 6: Final answer
    x = 4,614.21

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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.