Home / 6,678.46-10,019.04-1,998.56

Finding the Fourth Proportional to 6,678.46, 10,019.04 and 1,998.56

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Solution

The fourth proportional to 6,678.46, 10,019.04 and 1,998.56 is: 2,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.46 : 10,019.04 = 1,998.56 : x
  2. Step 2: Convert to fraction form
    6,678.46/10,019.04 = 1,998.56/x
  3. Step 3: Cross multiply
    6,678.46x = 10,019.04 × 1,998.56
  4. Step 4: Simplify right side
    6,678.46x = 20,023,652.58
  5. Step 5: Solve for x
    x = 20,023,652.58/6,678.46
  6. Step 6: Final answer
    x = 2,998.24

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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.