Home / 2,046.79-2,823.87-1,207.54

Finding the Fourth Proportional to 2,046.79, 2,823.87 and 1,207.54

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Solution

The fourth proportional to 2,046.79, 2,823.87 and 1,207.54 is: 1,665.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.79 : 2,823.87 = 1,207.54 : x
  2. Step 2: Convert to fraction form
    2,046.79/2,823.87 = 1,207.54/x
  3. Step 3: Cross multiply
    2,046.79x = 2,823.87 × 1,207.54
  4. Step 4: Simplify right side
    2,046.79x = 3,409,935.98
  5. Step 5: Solve for x
    x = 3,409,935.98/2,046.79
  6. Step 6: Final answer
    x = 1,665.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.