Home / 2,678.04-4,010.14-1,847.66

Finding the Fourth Proportional to 2,678.04, 4,010.14 and 1,847.66

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Solution

The fourth proportional to 2,678.04, 4,010.14 and 1,847.66 is: 2,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678.04 : 4,010.14 = 1,847.66 : x
  2. Step 2: Convert to fraction form
    2,678.04/4,010.14 = 1,847.66/x
  3. Step 3: Cross multiply
    2,678.04x = 4,010.14 × 1,847.66
  4. Step 4: Simplify right side
    2,678.04x = 7,409,380.68
  5. Step 5: Solve for x
    x = 7,409,380.68/2,678.04
  6. Step 6: Final answer
    x = 2,766.72

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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.