Home / 2,940.90-4,409.97-1,708.66

Finding the Fourth Proportional to 2,940.90, 4,409.97 and 1,708.66

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Solution

The fourth proportional to 2,940.90, 4,409.97 and 1,708.66 is: 2,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.90 : 4,409.97 = 1,708.66 : x
  2. Step 2: Convert to fraction form
    2,940.90/4,409.97 = 1,708.66/x
  3. Step 3: Cross multiply
    2,940.90x = 4,409.97 × 1,708.66
  4. Step 4: Simplify right side
    2,940.90x = 7,535,117.29
  5. Step 5: Solve for x
    x = 7,535,117.29/2,940.90
  6. Step 6: Final answer
    x = 2,562.18

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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.