Home / 2,164.06-3,248.88-1,857.88

Finding the Fourth Proportional to 2,164.06, 3,248.88 and 1,857.88

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Solution

The fourth proportional to 2,164.06, 3,248.88 and 1,857.88 is: 2,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164.06 : 3,248.88 = 1,857.88 : x
  2. Step 2: Convert to fraction form
    2,164.06/3,248.88 = 1,857.88/x
  3. Step 3: Cross multiply
    2,164.06x = 3,248.88 × 1,857.88
  4. Step 4: Simplify right side
    2,164.06x = 6,036,029.17
  5. Step 5: Solve for x
    x = 6,036,029.17/2,164.06
  6. Step 6: Final answer
    x = 2,789.22

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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.