Home / 1,865.22-2,574.06-1,025.97

Finding the Fourth Proportional to 1,865.22, 2,574.06 and 1,025.97

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Solution

The fourth proportional to 1,865.22, 2,574.06 and 1,025.97 is: 1,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.22 : 2,574.06 = 1,025.97 : x
  2. Step 2: Convert to fraction form
    1,865.22/2,574.06 = 1,025.97/x
  3. Step 3: Cross multiply
    1,865.22x = 2,574.06 × 1,025.97
  4. Step 4: Simplify right side
    1,865.22x = 2,640,908.34
  5. Step 5: Solve for x
    x = 2,640,908.34/1,865.22
  6. Step 6: Final answer
    x = 1,415.87

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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.