Home / 2,179.16-3,006.07-1,514.86

Finding the Fourth Proportional to 2,179.16, 3,006.07 and 1,514.86

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Solution

The fourth proportional to 2,179.16, 3,006.07 and 1,514.86 is: 2,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.16 : 3,006.07 = 1,514.86 : x
  2. Step 2: Convert to fraction form
    2,179.16/3,006.07 = 1,514.86/x
  3. Step 3: Cross multiply
    2,179.16x = 3,006.07 × 1,514.86
  4. Step 4: Simplify right side
    2,179.16x = 4,553,763.90
  5. Step 5: Solve for x
    x = 4,553,763.90/2,179.16
  6. Step 6: Final answer
    x = 2,089.69

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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.