Home / 2,289.96-3,158.96-1,582.53

Finding the Fourth Proportional to 2,289.96, 3,158.96 and 1,582.53

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Solution

The fourth proportional to 2,289.96, 3,158.96 and 1,582.53 is: 2,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.96 : 3,158.96 = 1,582.53 : x
  2. Step 2: Convert to fraction form
    2,289.96/3,158.96 = 1,582.53/x
  3. Step 3: Cross multiply
    2,289.96x = 3,158.96 × 1,582.53
  4. Step 4: Simplify right side
    2,289.96x = 4,999,148.97
  5. Step 5: Solve for x
    x = 4,999,148.97/2,289.96
  6. Step 6: Final answer
    x = 2,183.07

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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.