Home / 5,006.45-6,905.93-3,213.32

Finding the Fourth Proportional to 5,006.45, 6,905.93 and 3,213.32

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Solution

The fourth proportional to 5,006.45, 6,905.93 and 3,213.32 is: 4,432.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.45 : 6,905.93 = 3,213.32 : x
  2. Step 2: Convert to fraction form
    5,006.45/6,905.93 = 3,213.32/x
  3. Step 3: Cross multiply
    5,006.45x = 6,905.93 × 3,213.32
  4. Step 4: Simplify right side
    5,006.45x = 22,190,912.39
  5. Step 5: Solve for x
    x = 22,190,912.39/5,006.45
  6. Step 6: Final answer
    x = 4,432.47

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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.