Home / 6,926.60-10,390.48-1,996.32

Finding the Fourth Proportional to 6,926.60, 10,390.48 and 1,996.32

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Solution

The fourth proportional to 6,926.60, 10,390.48 and 1,996.32 is: 2,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.60 : 10,390.48 = 1,996.32 : x
  2. Step 2: Convert to fraction form
    6,926.60/10,390.48 = 1,996.32/x
  3. Step 3: Cross multiply
    6,926.60x = 10,390.48 × 1,996.32
  4. Step 4: Simplify right side
    6,926.60x = 20,742,723.03
  5. Step 5: Solve for x
    x = 20,742,723.03/6,926.60
  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.