Home / 3,255.06-4,490.92-2,076.51

Finding the Fourth Proportional to 3,255.06, 4,490.92 and 2,076.51

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Solution

The fourth proportional to 3,255.06, 4,490.92 and 2,076.51 is: 2,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.06 : 4,490.92 = 2,076.51 : x
  2. Step 2: Convert to fraction form
    3,255.06/4,490.92 = 2,076.51/x
  3. Step 3: Cross multiply
    3,255.06x = 4,490.92 × 2,076.51
  4. Step 4: Simplify right side
    3,255.06x = 9,325,440.29
  5. Step 5: Solve for x
    x = 9,325,440.29/3,255.06
  6. Step 6: Final answer
    x = 2,864.91

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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.