Home / 2,582.13-3,563.33-1,403.21

Finding the Fourth Proportional to 2,582.13, 3,563.33 and 1,403.21

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Solution

The fourth proportional to 2,582.13, 3,563.33 and 1,403.21 is: 1,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.13 : 3,563.33 = 1,403.21 : x
  2. Step 2: Convert to fraction form
    2,582.13/3,563.33 = 1,403.21/x
  3. Step 3: Cross multiply
    2,582.13x = 3,563.33 × 1,403.21
  4. Step 4: Simplify right side
    2,582.13x = 5,000,102.18
  5. Step 5: Solve for x
    x = 5,000,102.18/2,582.13
  6. Step 6: Final answer
    x = 1,936.42

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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.