Home / 6,188.75-9,280.69-2,290.49

Finding the Fourth Proportional to 6,188.75, 9,280.69 and 2,290.49

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Solution

The fourth proportional to 6,188.75, 9,280.69 and 2,290.49 is: 3,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.75 : 9,280.69 = 2,290.49 : x
  2. Step 2: Convert to fraction form
    6,188.75/9,280.69 = 2,290.49/x
  3. Step 3: Cross multiply
    6,188.75x = 9,280.69 × 2,290.49
  4. Step 4: Simplify right side
    6,188.75x = 21,257,327.64
  5. Step 5: Solve for x
    x = 21,257,327.64/6,188.75
  6. Step 6: Final answer
    x = 3,434.83

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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.