Home / 6,888.36-10,335.60-3,926.70

Finding the Fourth Proportional to 6,888.36, 10,335.60 and 3,926.70

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Solution

The fourth proportional to 6,888.36, 10,335.60 and 3,926.70 is: 5,891.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.36 : 10,335.60 = 3,926.70 : x
  2. Step 2: Convert to fraction form
    6,888.36/10,335.60 = 3,926.70/x
  3. Step 3: Cross multiply
    6,888.36x = 10,335.60 × 3,926.70
  4. Step 4: Simplify right side
    6,888.36x = 40,584,800.52
  5. Step 5: Solve for x
    x = 40,584,800.52/6,888.36
  6. Step 6: Final answer
    x = 5,891.79

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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.