Home / 4,839.72-6,678.41-2,714.95

Finding the Fourth Proportional to 4,839.72, 6,678.41 and 2,714.95

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Solution

The fourth proportional to 4,839.72, 6,678.41 and 2,714.95 is: 3,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.72 : 6,678.41 = 2,714.95 : x
  2. Step 2: Convert to fraction form
    4,839.72/6,678.41 = 2,714.95/x
  3. Step 3: Cross multiply
    4,839.72x = 6,678.41 × 2,714.95
  4. Step 4: Simplify right side
    4,839.72x = 18,131,535.65
  5. Step 5: Solve for x
    x = 18,131,535.65/4,839.72
  6. Step 6: Final answer
    x = 3,746.41

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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.