Home / 4,865.19-6,714.68-2,740.83

Finding the Fourth Proportional to 4,865.19, 6,714.68 and 2,740.83

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Solution

The fourth proportional to 4,865.19, 6,714.68 and 2,740.83 is: 3,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.19 : 6,714.68 = 2,740.83 : x
  2. Step 2: Convert to fraction form
    4,865.19/6,714.68 = 2,740.83/x
  3. Step 3: Cross multiply
    4,865.19x = 6,714.68 × 2,740.83
  4. Step 4: Simplify right side
    4,865.19x = 18,403,782.68
  5. Step 5: Solve for x
    x = 18,403,782.68/4,865.19
  6. Step 6: Final answer
    x = 3,782.75

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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.