Home / 6,220.80-8,585.28-3,568.50

Finding the Fourth Proportional to 6,220.80, 8,585.28 and 3,568.50

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Solution

The fourth proportional to 6,220.80, 8,585.28 and 3,568.50 is: 4,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.80 : 8,585.28 = 3,568.50 : x
  2. Step 2: Convert to fraction form
    6,220.80/8,585.28 = 3,568.50/x
  3. Step 3: Cross multiply
    6,220.80x = 8,585.28 × 3,568.50
  4. Step 4: Simplify right side
    6,220.80x = 30,636,571.68
  5. Step 5: Solve for x
    x = 30,636,571.68/6,220.80
  6. Step 6: Final answer
    x = 4,924.86

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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.