Home / 2,731.46-3,769.34-1,612.51

Finding the Fourth Proportional to 2,731.46, 3,769.34 and 1,612.51

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Solution

The fourth proportional to 2,731.46, 3,769.34 and 1,612.51 is: 2,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.46 : 3,769.34 = 1,612.51 : x
  2. Step 2: Convert to fraction form
    2,731.46/3,769.34 = 1,612.51/x
  3. Step 3: Cross multiply
    2,731.46x = 3,769.34 × 1,612.51
  4. Step 4: Simplify right side
    2,731.46x = 6,078,080.96
  5. Step 5: Solve for x
    x = 6,078,080.96/2,731.46
  6. Step 6: Final answer
    x = 2,225.22

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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.