Home / 4,288.94-6,433.58-2,099.50

Finding the Fourth Proportional to 4,288.94, 6,433.58 and 2,099.50

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Solution

The fourth proportional to 4,288.94, 6,433.58 and 2,099.50 is: 3,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.94 : 6,433.58 = 2,099.50 : x
  2. Step 2: Convert to fraction form
    4,288.94/6,433.58 = 2,099.50/x
  3. Step 3: Cross multiply
    4,288.94x = 6,433.58 × 2,099.50
  4. Step 4: Simplify right side
    4,288.94x = 13,507,301.21
  5. Step 5: Solve for x
    x = 13,507,301.21/4,288.94
  6. Step 6: Final answer
    x = 3,149.33

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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.