Home / 4,148.07-6,228.24-1,687.69

Finding the Fourth Proportional to 4,148.07, 6,228.24 and 1,687.69

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Solution

The fourth proportional to 4,148.07, 6,228.24 and 1,687.69 is: 2,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.07 : 6,228.24 = 1,687.69 : x
  2. Step 2: Convert to fraction form
    4,148.07/6,228.24 = 1,687.69/x
  3. Step 3: Cross multiply
    4,148.07x = 6,228.24 × 1,687.69
  4. Step 4: Simplify right side
    4,148.07x = 10,511,338.37
  5. Step 5: Solve for x
    x = 10,511,338.37/4,148.07
  6. Step 6: Final answer
    x = 2,534.03

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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.