Home / 2,992.62-4,488.26-1,143.08

Finding the Fourth Proportional to 2,992.62, 4,488.26 and 1,143.08

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Solution

The fourth proportional to 2,992.62, 4,488.26 and 1,143.08 is: 1,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.62 : 4,488.26 = 1,143.08 : x
  2. Step 2: Convert to fraction form
    2,992.62/4,488.26 = 1,143.08/x
  3. Step 3: Cross multiply
    2,992.62x = 4,488.26 × 1,143.08
  4. Step 4: Simplify right side
    2,992.62x = 5,130,412.08
  5. Step 5: Solve for x
    x = 5,130,412.08/2,992.62
  6. Step 6: Final answer
    x = 1,714.35

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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.