Home / 2,710.31-4,059.77-1,722.62

Finding the Fourth Proportional to 2,710.31, 4,059.77 and 1,722.62

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Solution

The fourth proportional to 2,710.31, 4,059.77 and 1,722.62 is: 2,580.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.31 : 4,059.77 = 1,722.62 : x
  2. Step 2: Convert to fraction form
    2,710.31/4,059.77 = 1,722.62/x
  3. Step 3: Cross multiply
    2,710.31x = 4,059.77 × 1,722.62
  4. Step 4: Simplify right side
    2,710.31x = 6,993,442.53
  5. Step 5: Solve for x
    x = 6,993,442.53/2,710.31
  6. Step 6: Final answer
    x = 2,580.32

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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.