Home / 3,289.50-4,538.37-1,873.02

Finding the Fourth Proportional to 3,289.50, 4,538.37 and 1,873.02

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Solution

The fourth proportional to 3,289.50, 4,538.37 and 1,873.02 is: 2,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.50 : 4,538.37 = 1,873.02 : x
  2. Step 2: Convert to fraction form
    3,289.50/4,538.37 = 1,873.02/x
  3. Step 3: Cross multiply
    3,289.50x = 4,538.37 × 1,873.02
  4. Step 4: Simplify right side
    3,289.50x = 8,500,457.78
  5. Step 5: Solve for x
    x = 8,500,457.78/3,289.50
  6. Step 6: Final answer
    x = 2,584.12

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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.