Home / 6,220.86-9,328.56-3,298.50

Finding the Fourth Proportional to 6,220.86, 9,328.56 and 3,298.50

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Solution

The fourth proportional to 6,220.86, 9,328.56 and 3,298.50 is: 4,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.86 : 9,328.56 = 3,298.50 : x
  2. Step 2: Convert to fraction form
    6,220.86/9,328.56 = 3,298.50/x
  3. Step 3: Cross multiply
    6,220.86x = 9,328.56 × 3,298.50
  4. Step 4: Simplify right side
    6,220.86x = 30,770,255.16
  5. Step 5: Solve for x
    x = 30,770,255.16/6,220.86
  6. Step 6: Final answer
    x = 4,946.30

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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.