Home / 6,116.48-9,176.32-2,220.48

Finding the Fourth Proportional to 6,116.48, 9,176.32 and 2,220.48

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Solution

The fourth proportional to 6,116.48, 9,176.32 and 2,220.48 is: 3,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.48 : 9,176.32 = 2,220.48 : x
  2. Step 2: Convert to fraction form
    6,116.48/9,176.32 = 2,220.48/x
  3. Step 3: Cross multiply
    6,116.48x = 9,176.32 × 2,220.48
  4. Step 4: Simplify right side
    6,116.48x = 20,375,835.03
  5. Step 5: Solve for x
    x = 20,375,835.03/6,116.48
  6. Step 6: Final answer
    x = 3,331.30

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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.