Home / 4,544.49-6,815.61-1,257.42

Finding the Fourth Proportional to 4,544.49, 6,815.61 and 1,257.42

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Solution

The fourth proportional to 4,544.49, 6,815.61 and 1,257.42 is: 1,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544.49 : 6,815.61 = 1,257.42 : x
  2. Step 2: Convert to fraction form
    4,544.49/6,815.61 = 1,257.42/x
  3. Step 3: Cross multiply
    4,544.49x = 6,815.61 × 1,257.42
  4. Step 4: Simplify right side
    4,544.49x = 8,570,084.33
  5. Step 5: Solve for x
    x = 8,570,084.33/4,544.49
  6. Step 6: Final answer
    x = 1,885.82

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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.