Home / 2,610.46-3,602.44-1,431.54

Finding the Fourth Proportional to 2,610.46, 3,602.44 and 1,431.54

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Solution

The fourth proportional to 2,610.46, 3,602.44 and 1,431.54 is: 1,975.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.46 : 3,602.44 = 1,431.54 : x
  2. Step 2: Convert to fraction form
    2,610.46/3,602.44 = 1,431.54/x
  3. Step 3: Cross multiply
    2,610.46x = 3,602.44 × 1,431.54
  4. Step 4: Simplify right side
    2,610.46x = 5,157,038.75
  5. Step 5: Solve for x
    x = 5,157,038.75/2,610.46
  6. Step 6: Final answer
    x = 1,975.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.