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Finding the Fourth Proportional to 2,899.56, 4,350.96 and 1,360.56

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Solution

The fourth proportional to 2,899.56, 4,350.96 and 1,360.56 is: 2,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.56 : 4,350.96 = 1,360.56 : x
  2. Step 2: Convert to fraction form
    2,899.56/4,350.96 = 1,360.56/x
  3. Step 3: Cross multiply
    2,899.56x = 4,350.96 × 1,360.56
  4. Step 4: Simplify right side
    2,899.56x = 5,919,742.14
  5. Step 5: Solve for x
    x = 5,919,742.14/2,899.56
  6. Step 6: Final answer
    x = 2,041.60

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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.