Home / 2,816.29-4,227.91-2,670.98

Finding the Fourth Proportional to 2,816.29, 4,227.91 and 2,670.98

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Solution

The fourth proportional to 2,816.29, 4,227.91 and 2,670.98 is: 4,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.29 : 4,227.91 = 2,670.98 : x
  2. Step 2: Convert to fraction form
    2,816.29/4,227.91 = 2,670.98/x
  3. Step 3: Cross multiply
    2,816.29x = 4,227.91 × 2,670.98
  4. Step 4: Simplify right side
    2,816.29x = 11,292,659.02
  5. Step 5: Solve for x
    x = 11,292,659.02/2,816.29
  6. Step 6: Final answer
    x = 4,009.77

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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.