Home / 2,144.32-2,956.08-1,514.32

Finding the Fourth Proportional to 2,144.32, 2,956.08 and 1,514.32

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Solution

The fourth proportional to 2,144.32, 2,956.08 and 1,514.32 is: 2,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144.32 : 2,956.08 = 1,514.32 : x
  2. Step 2: Convert to fraction form
    2,144.32/2,956.08 = 1,514.32/x
  3. Step 3: Cross multiply
    2,144.32x = 2,956.08 × 1,514.32
  4. Step 4: Simplify right side
    2,144.32x = 4,476,451.07
  5. Step 5: Solve for x
    x = 4,476,451.07/2,144.32
  6. Step 6: Final answer
    x = 2,087.59

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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.