Home / 1,864.03-2,590.20-1,843.78

Finding the Fourth Proportional to 1,864.03, 2,590.20 and 1,843.78

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Solution

The fourth proportional to 1,864.03, 2,590.20 and 1,843.78 is: 2,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.03 : 2,590.20 = 1,843.78 : x
  2. Step 2: Convert to fraction form
    1,864.03/2,590.20 = 1,843.78/x
  3. Step 3: Cross multiply
    1,864.03x = 2,590.20 × 1,843.78
  4. Step 4: Simplify right side
    1,864.03x = 4,775,758.96
  5. Step 5: Solve for x
    x = 4,775,758.96/1,864.03
  6. Step 6: Final answer
    x = 2,562.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.