Home / 6,968.14-9,615.39-4,135.02

Finding the Fourth Proportional to 6,968.14, 9,615.39 and 4,135.02

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Solution

The fourth proportional to 6,968.14, 9,615.39 and 4,135.02 is: 5,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.14 : 9,615.39 = 4,135.02 : x
  2. Step 2: Convert to fraction form
    6,968.14/9,615.39 = 4,135.02/x
  3. Step 3: Cross multiply
    6,968.14x = 9,615.39 × 4,135.02
  4. Step 4: Simplify right side
    6,968.14x = 39,759,829.96
  5. Step 5: Solve for x
    x = 39,759,829.96/6,968.14
  6. Step 6: Final answer
    x = 5,705.95

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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.