Home / 2,375.10-3,563.73-989.46

Finding the Fourth Proportional to 2,375.10, 3,563.73 and 989.46

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Solution

The fourth proportional to 2,375.10, 3,563.73 and 989.46 is: 1,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.10 : 3,563.73 = 989.46 : x
  2. Step 2: Convert to fraction form
    2,375.10/3,563.73 = 989.46/x
  3. Step 3: Cross multiply
    2,375.10x = 3,563.73 × 989.46
  4. Step 4: Simplify right side
    2,375.10x = 3,526,168.29
  5. Step 5: Solve for x
    x = 3,526,168.29/2,375.10
  6. Step 6: Final answer
    x = 1,484.64

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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.