Home / 2,905.49-4,359.44-1,263.41

Finding the Fourth Proportional to 2,905.49, 4,359.44 and 1,263.41

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Solution

The fourth proportional to 2,905.49, 4,359.44 and 1,263.41 is: 1,895.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.49 : 4,359.44 = 1,263.41 : x
  2. Step 2: Convert to fraction form
    2,905.49/4,359.44 = 1,263.41/x
  3. Step 3: Cross multiply
    2,905.49x = 4,359.44 × 1,263.41
  4. Step 4: Simplify right side
    2,905.49x = 5,507,774.15
  5. Step 5: Solve for x
    x = 5,507,774.15/2,905.49
  6. Step 6: Final answer
    x = 1,895.65

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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.