Home / 3,262.32-4,893.84-1,313.28

Finding the Fourth Proportional to 3,262.32, 4,893.84 and 1,313.28

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Solution

The fourth proportional to 3,262.32, 4,893.84 and 1,313.28 is: 1,970.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.32 : 4,893.84 = 1,313.28 : x
  2. Step 2: Convert to fraction form
    3,262.32/4,893.84 = 1,313.28/x
  3. Step 3: Cross multiply
    3,262.32x = 4,893.84 × 1,313.28
  4. Step 4: Simplify right side
    3,262.32x = 6,426,982.20
  5. Step 5: Solve for x
    x = 6,426,982.20/3,262.32
  6. Step 6: Final answer
    x = 1,970.06

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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.