Home / 4,674.42-6,450.43-2,788.14

Finding the Fourth Proportional to 4,674.42, 6,450.43 and 2,788.14

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Solution

The fourth proportional to 4,674.42, 6,450.43 and 2,788.14 is: 3,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.42 : 6,450.43 = 2,788.14 : x
  2. Step 2: Convert to fraction form
    4,674.42/6,450.43 = 2,788.14/x
  3. Step 3: Cross multiply
    4,674.42x = 6,450.43 × 2,788.14
  4. Step 4: Simplify right side
    4,674.42x = 17,984,701.90
  5. Step 5: Solve for x
    x = 17,984,701.90/4,674.42
  6. Step 6: Final answer
    x = 3,847.47

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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.