Home / 2,897.01-4,346.64-1,231.56

Finding the Fourth Proportional to 2,897.01, 4,346.64 and 1,231.56

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Solution

The fourth proportional to 2,897.01, 4,346.64 and 1,231.56 is: 1,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.01 : 4,346.64 = 1,231.56 : x
  2. Step 2: Convert to fraction form
    2,897.01/4,346.64 = 1,231.56/x
  3. Step 3: Cross multiply
    2,897.01x = 4,346.64 × 1,231.56
  4. Step 4: Simplify right side
    2,897.01x = 5,353,147.96
  5. Step 5: Solve for x
    x = 5,353,147.96/2,897.01
  6. Step 6: Final answer
    x = 1,847.82

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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.