Home / 4,159.89-6,236.76-1,966.06

Finding the Fourth Proportional to 4,159.89, 6,236.76 and 1,966.06

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Solution

The fourth proportional to 4,159.89, 6,236.76 and 1,966.06 is: 2,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.89 : 6,236.76 = 1,966.06 : x
  2. Step 2: Convert to fraction form
    4,159.89/6,236.76 = 1,966.06/x
  3. Step 3: Cross multiply
    4,159.89x = 6,236.76 × 1,966.06
  4. Step 4: Simplify right side
    4,159.89x = 12,261,844.37
  5. Step 5: Solve for x
    x = 12,261,844.37/4,159.89
  6. Step 6: Final answer
    x = 2,947.64

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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.