Home / 3,268.09-4,509.93-2,560.65

Finding the Fourth Proportional to 3,268.09, 4,509.93 and 2,560.65

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Solution

The fourth proportional to 3,268.09, 4,509.93 and 2,560.65 is: 3,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.09 : 4,509.93 = 2,560.65 : x
  2. Step 2: Convert to fraction form
    3,268.09/4,509.93 = 2,560.65/x
  3. Step 3: Cross multiply
    3,268.09x = 4,509.93 × 2,560.65
  4. Step 4: Simplify right side
    3,268.09x = 11,548,352.25
  5. Step 5: Solve for x
    x = 11,548,352.25/3,268.09
  6. Step 6: Final answer
    x = 3,533.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.