Home / 6,438.41-9,653.05-2,738.73

Finding the Fourth Proportional to 6,438.41, 9,653.05 and 2,738.73

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Solution

The fourth proportional to 6,438.41, 9,653.05 and 2,738.73 is: 4,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438.41 : 9,653.05 = 2,738.73 : x
  2. Step 2: Convert to fraction form
    6,438.41/9,653.05 = 2,738.73/x
  3. Step 3: Cross multiply
    6,438.41x = 9,653.05 × 2,738.73
  4. Step 4: Simplify right side
    6,438.41x = 26,437,097.63
  5. Step 5: Solve for x
    x = 26,437,097.63/6,438.41
  6. Step 6: Final answer
    x = 4,106.15

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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.