Home / 2,705.20-3,733.91-1,710.79

Finding the Fourth Proportional to 2,705.20, 3,733.91 and 1,710.79

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Solution

The fourth proportional to 2,705.20, 3,733.91 and 1,710.79 is: 2,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.20 : 3,733.91 = 1,710.79 : x
  2. Step 2: Convert to fraction form
    2,705.20/3,733.91 = 1,710.79/x
  3. Step 3: Cross multiply
    2,705.20x = 3,733.91 × 1,710.79
  4. Step 4: Simplify right side
    2,705.20x = 6,387,935.89
  5. Step 5: Solve for x
    x = 6,387,935.89/2,705.20
  6. Step 6: Final answer
    x = 2,361.35

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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.