Home / 5,522.94-8,284.40-3,886.80

Finding the Fourth Proportional to 5,522.94, 8,284.40 and 3,886.80

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Solution

The fourth proportional to 5,522.94, 8,284.40 and 3,886.80 is: 5,830.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.94 : 8,284.40 = 3,886.80 : x
  2. Step 2: Convert to fraction form
    5,522.94/8,284.40 = 3,886.80/x
  3. Step 3: Cross multiply
    5,522.94x = 8,284.40 × 3,886.80
  4. Step 4: Simplify right side
    5,522.94x = 32,199,805.92
  5. Step 5: Solve for x
    x = 32,199,805.92/5,522.94
  6. Step 6: Final answer
    x = 5,830.19

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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.