Home / 4,571.96-6,858.20-1,284.80

Finding the Fourth Proportional to 4,571.96, 6,858.20 and 1,284.80

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Solution

The fourth proportional to 4,571.96, 6,858.20 and 1,284.80 is: 1,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.96 : 6,858.20 = 1,284.80 : x
  2. Step 2: Convert to fraction form
    4,571.96/6,858.20 = 1,284.80/x
  3. Step 3: Cross multiply
    4,571.96x = 6,858.20 × 1,284.80
  4. Step 4: Simplify right side
    4,571.96x = 8,811,374.65
  5. Step 5: Solve for x
    x = 8,811,374.65/4,571.96
  6. Step 6: Final answer
    x = 1,927.26

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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.