Home / 6,619.06-9,930.67-2,725.30

Finding the Fourth Proportional to 6,619.06, 9,930.67 and 2,725.30

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Solution

The fourth proportional to 6,619.06, 9,930.67 and 2,725.30 is: 4,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.06 : 9,930.67 = 2,725.30 : x
  2. Step 2: Convert to fraction form
    6,619.06/9,930.67 = 2,725.30/x
  3. Step 3: Cross multiply
    6,619.06x = 9,930.67 × 2,725.30
  4. Step 4: Simplify right side
    6,619.06x = 27,064,054.95
  5. Step 5: Solve for x
    x = 27,064,054.95/6,619.06
  6. Step 6: Final answer
    x = 4,088.81

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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.