Home / 6,680.22-9,219.06-4,028.01

Finding the Fourth Proportional to 6,680.22, 9,219.06 and 4,028.01

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Solution

The fourth proportional to 6,680.22, 9,219.06 and 4,028.01 is: 5,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.22 : 9,219.06 = 4,028.01 : x
  2. Step 2: Convert to fraction form
    6,680.22/9,219.06 = 4,028.01/x
  3. Step 3: Cross multiply
    6,680.22x = 9,219.06 × 4,028.01
  4. Step 4: Simplify right side
    6,680.22x = 37,134,465.87
  5. Step 5: Solve for x
    x = 37,134,465.87/6,680.22
  6. Step 6: Final answer
    x = 5,558.87

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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.