Home / 4,194.88-6,287.08-2,220.96

Finding the Fourth Proportional to 4,194.88, 6,287.08 and 2,220.96

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Solution

The fourth proportional to 4,194.88, 6,287.08 and 2,220.96 is: 3,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.88 : 6,287.08 = 2,220.96 : x
  2. Step 2: Convert to fraction form
    4,194.88/6,287.08 = 2,220.96/x
  3. Step 3: Cross multiply
    4,194.88x = 6,287.08 × 2,220.96
  4. Step 4: Simplify right side
    4,194.88x = 13,963,347.64
  5. Step 5: Solve for x
    x = 13,963,347.64/4,194.88
  6. Step 6: Final answer
    x = 3,328.67

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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.