Home / 4,771.32-6,584.42-2,647.18

Finding the Fourth Proportional to 4,771.32, 6,584.42 and 2,647.18

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Solution

The fourth proportional to 4,771.32, 6,584.42 and 2,647.18 is: 3,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.32 : 6,584.42 = 2,647.18 : x
  2. Step 2: Convert to fraction form
    4,771.32/6,584.42 = 2,647.18/x
  3. Step 3: Cross multiply
    4,771.32x = 6,584.42 × 2,647.18
  4. Step 4: Simplify right side
    4,771.32x = 17,430,144.94
  5. Step 5: Solve for x
    x = 17,430,144.94/4,771.32
  6. Step 6: Final answer
    x = 3,653.11

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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.