Home / 2,693.40-3,716.99-1,514.45

Finding the Fourth Proportional to 2,693.40, 3,716.99 and 1,514.45

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Solution

The fourth proportional to 2,693.40, 3,716.99 and 1,514.45 is: 2,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.40 : 3,716.99 = 1,514.45 : x
  2. Step 2: Convert to fraction form
    2,693.40/3,716.99 = 1,514.45/x
  3. Step 3: Cross multiply
    2,693.40x = 3,716.99 × 1,514.45
  4. Step 4: Simplify right side
    2,693.40x = 5,629,169.35
  5. Step 5: Solve for x
    x = 5,629,169.35/2,693.40
  6. Step 6: Final answer
    x = 2,089.99

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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.