Home / 1,858.44-2,564.97-1,415.52

Finding the Fourth Proportional to 1,858.44, 2,564.97 and 1,415.52

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Solution

The fourth proportional to 1,858.44, 2,564.97 and 1,415.52 is: 1,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.44 : 2,564.97 = 1,415.52 : x
  2. Step 2: Convert to fraction form
    1,858.44/2,564.97 = 1,415.52/x
  3. Step 3: Cross multiply
    1,858.44x = 2,564.97 × 1,415.52
  4. Step 4: Simplify right side
    1,858.44x = 3,630,766.33
  5. Step 5: Solve for x
    x = 3,630,766.33/1,858.44
  6. Step 6: Final answer
    x = 1,953.66

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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.