Home / 3,529-4,867.86-2,349.64

Finding the Fourth Proportional to 3,529, 4,867.86 and 2,349.64

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Solution

The fourth proportional to 3,529, 4,867.86 and 2,349.64 is: 3,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529 : 4,867.86 = 2,349.64 : x
  2. Step 2: Convert to fraction form
    3,529/4,867.86 = 2,349.64/x
  3. Step 3: Cross multiply
    3,529x = 4,867.86 × 2,349.64
  4. Step 4: Simplify right side
    3,529x = 11,437,718.57
  5. Step 5: Solve for x
    x = 11,437,718.57/3,529
  6. Step 6: Final answer
    x = 3,241.07

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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.