Home / 4,771.87-6,585.20-2,647.44

Finding the Fourth Proportional to 4,771.87, 6,585.20 and 2,647.44

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Solution

The fourth proportional to 4,771.87, 6,585.20 and 2,647.44 is: 3,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.87 : 6,585.20 = 2,647.44 : x
  2. Step 2: Convert to fraction form
    4,771.87/6,585.20 = 2,647.44/x
  3. Step 3: Cross multiply
    4,771.87x = 6,585.20 × 2,647.44
  4. Step 4: Simplify right side
    4,771.87x = 17,433,908.65
  5. Step 5: Solve for x
    x = 17,433,908.65/4,771.87
  6. Step 6: Final answer
    x = 3,653.48

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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.