Home / 3,514.90-5,272.44-1,665.58

Finding the Fourth Proportional to 3,514.90, 5,272.44 and 1,665.58

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Solution

The fourth proportional to 3,514.90, 5,272.44 and 1,665.58 is: 2,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.90 : 5,272.44 = 1,665.58 : x
  2. Step 2: Convert to fraction form
    3,514.90/5,272.44 = 1,665.58/x
  3. Step 3: Cross multiply
    3,514.90x = 5,272.44 × 1,665.58
  4. Step 4: Simplify right side
    3,514.90x = 8,781,670.62
  5. Step 5: Solve for x
    x = 8,781,670.62/3,514.90
  6. Step 6: Final answer
    x = 2,498.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.