Home / 2,693.45-3,717.31-1,514.75

Finding the Fourth Proportional to 2,693.45, 3,717.31 and 1,514.75

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Solution

The fourth proportional to 2,693.45, 3,717.31 and 1,514.75 is: 2,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.45 : 3,717.31 = 1,514.75 : x
  2. Step 2: Convert to fraction form
    2,693.45/3,717.31 = 1,514.75/x
  3. Step 3: Cross multiply
    2,693.45x = 3,717.31 × 1,514.75
  4. Step 4: Simplify right side
    2,693.45x = 5,630,778.46
  5. Step 5: Solve for x
    x = 5,630,778.46/2,693.45
  6. Step 6: Final answer
    x = 2,090.55

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1.5x scale

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.