Home / 4,432.08-6,639.72-2,485.68

Finding the Fourth Proportional to 4,432.08, 6,639.72 and 2,485.68

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Solution

The fourth proportional to 4,432.08, 6,639.72 and 2,485.68 is: 3,723.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.08 : 6,639.72 = 2,485.68 : x
  2. Step 2: Convert to fraction form
    4,432.08/6,639.72 = 2,485.68/x
  3. Step 3: Cross multiply
    4,432.08x = 6,639.72 × 2,485.68
  4. Step 4: Simplify right side
    4,432.08x = 16,504,219.21
  5. Step 5: Solve for x
    x = 16,504,219.21/4,432.08
  6. Step 6: Final answer
    x = 3,723.81

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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.