Home / 3,455.22-4,769.83-2,038.47

Finding the Fourth Proportional to 3,455.22, 4,769.83 and 2,038.47

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Solution

The fourth proportional to 3,455.22, 4,769.83 and 2,038.47 is: 2,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.22 : 4,769.83 = 2,038.47 : x
  2. Step 2: Convert to fraction form
    3,455.22/4,769.83 = 2,038.47/x
  3. Step 3: Cross multiply
    3,455.22x = 4,769.83 × 2,038.47
  4. Step 4: Simplify right side
    3,455.22x = 9,723,155.36
  5. Step 5: Solve for x
    x = 9,723,155.36/3,455.22
  6. Step 6: Final answer
    x = 2,814.05

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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.