Home / 1,841.82-2,541.44-1,055.72

Finding the Fourth Proportional to 1,841.82, 2,541.44 and 1,055.72

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Solution

The fourth proportional to 1,841.82, 2,541.44 and 1,055.72 is: 1,456.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.82 : 2,541.44 = 1,055.72 : x
  2. Step 2: Convert to fraction form
    1,841.82/2,541.44 = 1,055.72/x
  3. Step 3: Cross multiply
    1,841.82x = 2,541.44 × 1,055.72
  4. Step 4: Simplify right side
    1,841.82x = 2,683,031.05
  5. Step 5: Solve for x
    x = 2,683,031.05/1,841.82
  6. Step 6: Final answer
    x = 1,456.73

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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.