Home / 4,719.43-7,081.86-2,773

Finding the Fourth Proportional to 4,719.43, 7,081.86 and 2,773

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Solution

The fourth proportional to 4,719.43, 7,081.86 and 2,773 is: 4,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.43 : 7,081.86 = 2,773 : x
  2. Step 2: Convert to fraction form
    4,719.43/7,081.86 = 2,773/x
  3. Step 3: Cross multiply
    4,719.43x = 7,081.86 × 2,773
  4. Step 4: Simplify right side
    4,719.43x = 19,637,997.78
  5. Step 5: Solve for x
    x = 19,637,997.78/4,719.43
  6. Step 6: Final answer
    x = 4,161.10

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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.