Home / 4,295.84-6,439.03-2,215.96

Finding the Fourth Proportional to 4,295.84, 6,439.03 and 2,215.96

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Solution

The fourth proportional to 4,295.84, 6,439.03 and 2,215.96 is: 3,321.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.84 : 6,439.03 = 2,215.96 : x
  2. Step 2: Convert to fraction form
    4,295.84/6,439.03 = 2,215.96/x
  3. Step 3: Cross multiply
    4,295.84x = 6,439.03 × 2,215.96
  4. Step 4: Simplify right side
    4,295.84x = 14,268,611.28
  5. Step 5: Solve for x
    x = 14,268,611.28/4,295.84
  6. Step 6: Final answer
    x = 3,321.50

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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.