Home / 4,579.48-6,864.54-2,116.12

Finding the Fourth Proportional to 4,579.48, 6,864.54 and 2,116.12

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Solution

The fourth proportional to 4,579.48, 6,864.54 and 2,116.12 is: 3,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.48 : 6,864.54 = 2,116.12 : x
  2. Step 2: Convert to fraction form
    4,579.48/6,864.54 = 2,116.12/x
  3. Step 3: Cross multiply
    4,579.48x = 6,864.54 × 2,116.12
  4. Step 4: Simplify right side
    4,579.48x = 14,526,190.38
  5. Step 5: Solve for x
    x = 14,526,190.38/4,579.48
  6. Step 6: Final answer
    x = 3,172.02

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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.