Home / 4,567.87-6,850.98-1,280.15

Finding the Fourth Proportional to 4,567.87, 6,850.98 and 1,280.15

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Solution

The fourth proportional to 4,567.87, 6,850.98 and 1,280.15 is: 1,919.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.87 : 6,850.98 = 1,280.15 : x
  2. Step 2: Convert to fraction form
    4,567.87/6,850.98 = 1,280.15/x
  3. Step 3: Cross multiply
    4,567.87x = 6,850.98 × 1,280.15
  4. Step 4: Simplify right side
    4,567.87x = 8,770,282.05
  5. Step 5: Solve for x
    x = 8,770,282.05/4,567.87
  6. Step 6: Final answer
    x = 1,919.99

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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.