Home / 2,260.66-3,394.64-1,705.40

Finding the Fourth Proportional to 2,260.66, 3,394.64 and 1,705.40

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Solution

The fourth proportional to 2,260.66, 3,394.64 and 1,705.40 is: 2,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.66 : 3,394.64 = 1,705.40 : x
  2. Step 2: Convert to fraction form
    2,260.66/3,394.64 = 1,705.40/x
  3. Step 3: Cross multiply
    2,260.66x = 3,394.64 × 1,705.40
  4. Step 4: Simplify right side
    2,260.66x = 5,789,219.06
  5. Step 5: Solve for x
    x = 5,789,219.06/2,260.66
  6. Step 6: Final answer
    x = 2,560.85

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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.