Home / 4,616.46-6,921.81-3,054.78

Finding the Fourth Proportional to 4,616.46, 6,921.81 and 3,054.78

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Solution

The fourth proportional to 4,616.46, 6,921.81 and 3,054.78 is: 4,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616.46 : 6,921.81 = 3,054.78 : x
  2. Step 2: Convert to fraction form
    4,616.46/6,921.81 = 3,054.78/x
  3. Step 3: Cross multiply
    4,616.46x = 6,921.81 × 3,054.78
  4. Step 4: Simplify right side
    4,616.46x = 21,144,606.75
  5. Step 5: Solve for x
    x = 21,144,606.75/4,616.46
  6. Step 6: Final answer
    x = 4,580.26

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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.