Home / 5,486.94-8,231.63-3,020.49

Finding the Fourth Proportional to 5,486.94, 8,231.63 and 3,020.49

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Solution

The fourth proportional to 5,486.94, 8,231.63 and 3,020.49 is: 4,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.94 : 8,231.63 = 3,020.49 : x
  2. Step 2: Convert to fraction form
    5,486.94/8,231.63 = 3,020.49/x
  3. Step 3: Cross multiply
    5,486.94x = 8,231.63 × 3,020.49
  4. Step 4: Simplify right side
    5,486.94x = 24,863,541.00
  5. Step 5: Solve for x
    x = 24,863,541.00/5,486.94
  6. Step 6: Final answer
    x = 4,531.40

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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.