Home / 4,452.12-6,677.46-1,678.56

Finding the Fourth Proportional to 4,452.12, 6,677.46 and 1,678.56

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Solution

The fourth proportional to 4,452.12, 6,677.46 and 1,678.56 is: 2,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.12 : 6,677.46 = 1,678.56 : x
  2. Step 2: Convert to fraction form
    4,452.12/6,677.46 = 1,678.56/x
  3. Step 3: Cross multiply
    4,452.12x = 6,677.46 × 1,678.56
  4. Step 4: Simplify right side
    4,452.12x = 11,208,517.26
  5. Step 5: Solve for x
    x = 11,208,517.26/4,452.12
  6. Step 6: Final answer
    x = 2,517.57

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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.