Home / 6,220.50-8,583.37-3,531.30

Finding the Fourth Proportional to 6,220.50, 8,583.37 and 3,531.30

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Solution

The fourth proportional to 6,220.50, 8,583.37 and 3,531.30 is: 4,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.50 : 8,583.37 = 3,531.30 : x
  2. Step 2: Convert to fraction form
    6,220.50/8,583.37 = 3,531.30/x
  3. Step 3: Cross multiply
    6,220.50x = 8,583.37 × 3,531.30
  4. Step 4: Simplify right side
    6,220.50x = 30,310,454.48
  5. Step 5: Solve for x
    x = 30,310,454.48/6,220.50
  6. Step 6: Final answer
    x = 4,872.67

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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.