Home / 6,512.41-9,771.45-2,813.75

Finding the Fourth Proportional to 6,512.41, 9,771.45 and 2,813.75

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Solution

The fourth proportional to 6,512.41, 9,771.45 and 2,813.75 is: 4,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.41 : 9,771.45 = 2,813.75 : x
  2. Step 2: Convert to fraction form
    6,512.41/9,771.45 = 2,813.75/x
  3. Step 3: Cross multiply
    6,512.41x = 9,771.45 × 2,813.75
  4. Step 4: Simplify right side
    6,512.41x = 27,494,368.58
  5. Step 5: Solve for x
    x = 27,494,368.58/6,512.41
  6. Step 6: Final answer
    x = 4,221.84

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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.