Home / 6,940.22-9,577.16-3,956.18

Finding the Fourth Proportional to 6,940.22, 9,577.16 and 3,956.18

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Solution

The fourth proportional to 6,940.22, 9,577.16 and 3,956.18 is: 5,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.22 : 9,577.16 = 3,956.18 : x
  2. Step 2: Convert to fraction form
    6,940.22/9,577.16 = 3,956.18/x
  3. Step 3: Cross multiply
    6,940.22x = 9,577.16 × 3,956.18
  4. Step 4: Simplify right side
    6,940.22x = 37,888,968.85
  5. Step 5: Solve for x
    x = 37,888,968.85/6,940.22
  6. Step 6: Final answer
    x = 5,459.33

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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.