Home / 4,184.78-6,278.22-2,954.60

Finding the Fourth Proportional to 4,184.78, 6,278.22 and 2,954.60

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Solution

The fourth proportional to 4,184.78, 6,278.22 and 2,954.60 is: 4,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.78 : 6,278.22 = 2,954.60 : x
  2. Step 2: Convert to fraction form
    4,184.78/6,278.22 = 2,954.60/x
  3. Step 3: Cross multiply
    4,184.78x = 6,278.22 × 2,954.60
  4. Step 4: Simplify right side
    4,184.78x = 18,549,582.65
  5. Step 5: Solve for x
    x = 18,549,582.65/4,184.78
  6. Step 6: Final answer
    x = 4,432.63

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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.