Home / 2,174.96-3,262.34-1,563.78

Finding the Fourth Proportional to 2,174.96, 3,262.34 and 1,563.78

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Solution

The fourth proportional to 2,174.96, 3,262.34 and 1,563.78 is: 2,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.96 : 3,262.34 = 1,563.78 : x
  2. Step 2: Convert to fraction form
    2,174.96/3,262.34 = 1,563.78/x
  3. Step 3: Cross multiply
    2,174.96x = 3,262.34 × 1,563.78
  4. Step 4: Simplify right side
    2,174.96x = 5,101,582.05
  5. Step 5: Solve for x
    x = 5,101,582.05/2,174.96
  6. Step 6: Final answer
    x = 2,345.60

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1.5x scale

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.