Home / 6,926.06-10,386.92-1,994.36

Finding the Fourth Proportional to 6,926.06, 10,386.92 and 1,994.36

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Solution

The fourth proportional to 6,926.06, 10,386.92 and 1,994.36 is: 2,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.06 : 10,386.92 = 1,994.36 : x
  2. Step 2: Convert to fraction form
    6,926.06/10,386.92 = 1,994.36/x
  3. Step 3: Cross multiply
    6,926.06x = 10,386.92 × 1,994.36
  4. Step 4: Simplify right side
    6,926.06x = 20,715,257.77
  5. Step 5: Solve for x
    x = 20,715,257.77/6,926.06
  6. Step 6: Final answer
    x = 2,990.92

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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.