Home / 6,926.66-10,390.45-1,996.35

Finding the Fourth Proportional to 6,926.66, 10,390.45 and 1,996.35

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Solution

The fourth proportional to 6,926.66, 10,390.45 and 1,996.35 is: 2,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.66 : 10,390.45 = 1,996.35 : x
  2. Step 2: Convert to fraction form
    6,926.66/10,390.45 = 1,996.35/x
  3. Step 3: Cross multiply
    6,926.66x = 10,390.45 × 1,996.35
  4. Step 4: Simplify right side
    6,926.66x = 20,742,940.26
  5. Step 5: Solve for x
    x = 20,742,940.26/6,926.66
  6. Step 6: Final answer
    x = 2,994.65

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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.