Home / 5,743.46-8,618.57-2,411.43

Finding the Fourth Proportional to 5,743.46, 8,618.57 and 2,411.43

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Solution

The fourth proportional to 5,743.46, 8,618.57 and 2,411.43 is: 3,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.46 : 8,618.57 = 2,411.43 : x
  2. Step 2: Convert to fraction form
    5,743.46/8,618.57 = 2,411.43/x
  3. Step 3: Cross multiply
    5,743.46x = 8,618.57 × 2,411.43
  4. Step 4: Simplify right side
    5,743.46x = 20,783,066.20
  5. Step 5: Solve for x
    x = 20,783,066.20/5,743.46
  6. Step 6: Final answer
    x = 3,618.57

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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.