Home / 4,917.36-7,364.16-2,964.72

Finding the Fourth Proportional to 4,917.36, 7,364.16 and 2,964.72

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Solution

The fourth proportional to 4,917.36, 7,364.16 and 2,964.72 is: 4,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.36 : 7,364.16 = 2,964.72 : x
  2. Step 2: Convert to fraction form
    4,917.36/7,364.16 = 2,964.72/x
  3. Step 3: Cross multiply
    4,917.36x = 7,364.16 × 2,964.72
  4. Step 4: Simplify right side
    4,917.36x = 21,832,672.44
  5. Step 5: Solve for x
    x = 21,832,672.44/4,917.36
  6. Step 6: Final answer
    x = 4,439.92

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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.