Home / 2,582.12-3,563.30-1,403.18

Finding the Fourth Proportional to 2,582.12, 3,563.30 and 1,403.18

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Solution

The fourth proportional to 2,582.12, 3,563.30 and 1,403.18 is: 1,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.12 : 3,563.30 = 1,403.18 : x
  2. Step 2: Convert to fraction form
    2,582.12/3,563.30 = 1,403.18/x
  3. Step 3: Cross multiply
    2,582.12x = 3,563.30 × 1,403.18
  4. Step 4: Simplify right side
    2,582.12x = 4,999,951.29
  5. Step 5: Solve for x
    x = 4,999,951.29/2,582.12
  6. Step 6: Final answer
    x = 1,936.37

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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.