Home / 4,076.30-5,617.22-2,894.06

Finding the Fourth Proportional to 4,076.30, 5,617.22 and 2,894.06

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Solution

The fourth proportional to 4,076.30, 5,617.22 and 2,894.06 is: 3,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.30 : 5,617.22 = 2,894.06 : x
  2. Step 2: Convert to fraction form
    4,076.30/5,617.22 = 2,894.06/x
  3. Step 3: Cross multiply
    4,076.30x = 5,617.22 × 2,894.06
  4. Step 4: Simplify right side
    4,076.30x = 16,256,571.71
  5. Step 5: Solve for x
    x = 16,256,571.71/4,076.30
  6. Step 6: Final answer
    x = 3,988.07

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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.