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Finding the Fourth Proportional to 2,903.08, 4,353.52 and 1,259.88

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Solution

The fourth proportional to 2,903.08, 4,353.52 and 1,259.88 is: 1,889.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.08 : 4,353.52 = 1,259.88 : x
  2. Step 2: Convert to fraction form
    2,903.08/4,353.52 = 1,259.88/x
  3. Step 3: Cross multiply
    2,903.08x = 4,353.52 × 1,259.88
  4. Step 4: Simplify right side
    2,903.08x = 5,484,912.78
  5. Step 5: Solve for x
    x = 5,484,912.78/2,903.08
  6. Step 6: Final answer
    x = 1,889.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.