Home / 3,044.09-4,200.99-1,717.78

Finding the Fourth Proportional to 3,044.09, 4,200.99 and 1,717.78

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Solution

The fourth proportional to 3,044.09, 4,200.99 and 1,717.78 is: 2,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.09 : 4,200.99 = 1,717.78 : x
  2. Step 2: Convert to fraction form
    3,044.09/4,200.99 = 1,717.78/x
  3. Step 3: Cross multiply
    3,044.09x = 4,200.99 × 1,717.78
  4. Step 4: Simplify right side
    3,044.09x = 7,216,376.60
  5. Step 5: Solve for x
    x = 7,216,376.60/3,044.09
  6. Step 6: Final answer
    x = 2,370.62

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1.5x scale

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.