Home / 2,823.72-3,895.99-1,705.29

Finding the Fourth Proportional to 2,823.72, 3,895.99 and 1,705.29

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Solution

The fourth proportional to 2,823.72, 3,895.99 and 1,705.29 is: 2,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.72 : 3,895.99 = 1,705.29 : x
  2. Step 2: Convert to fraction form
    2,823.72/3,895.99 = 1,705.29/x
  3. Step 3: Cross multiply
    2,823.72x = 3,895.99 × 1,705.29
  4. Step 4: Simplify right side
    2,823.72x = 6,643,792.79
  5. Step 5: Solve for x
    x = 6,643,792.79/2,823.72
  6. Step 6: Final answer
    x = 2,352.85

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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.