Home / 4,432.32-6,642.96-2,485.92

Finding the Fourth Proportional to 4,432.32, 6,642.96 and 2,485.92

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Solution

The fourth proportional to 4,432.32, 6,642.96 and 2,485.92 is: 3,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.32 : 6,642.96 = 2,485.92 : x
  2. Step 2: Convert to fraction form
    4,432.32/6,642.96 = 2,485.92/x
  3. Step 3: Cross multiply
    4,432.32x = 6,642.96 × 2,485.92
  4. Step 4: Simplify right side
    4,432.32x = 16,513,867.12
  5. Step 5: Solve for x
    x = 16,513,867.12/4,432.32
  6. Step 6: Final answer
    x = 3,725.78

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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.