Home / 3,312.44-4,970.94-1,364.64

Finding the Fourth Proportional to 3,312.44, 4,970.94 and 1,364.64

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Solution

The fourth proportional to 3,312.44, 4,970.94 and 1,364.64 is: 2,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.44 : 4,970.94 = 1,364.64 : x
  2. Step 2: Convert to fraction form
    3,312.44/4,970.94 = 1,364.64/x
  3. Step 3: Cross multiply
    3,312.44x = 4,970.94 × 1,364.64
  4. Step 4: Simplify right side
    3,312.44x = 6,783,543.56
  5. Step 5: Solve for x
    x = 6,783,543.56/3,312.44
  6. Step 6: Final answer
    x = 2,047.90

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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.