Home / 3,217.05-4,442.45-2,038.50

Finding the Fourth Proportional to 3,217.05, 4,442.45 and 2,038.50

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Solution

The fourth proportional to 3,217.05, 4,442.45 and 2,038.50 is: 2,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.05 : 4,442.45 = 2,038.50 : x
  2. Step 2: Convert to fraction form
    3,217.05/4,442.45 = 2,038.50/x
  3. Step 3: Cross multiply
    3,217.05x = 4,442.45 × 2,038.50
  4. Step 4: Simplify right side
    3,217.05x = 9,055,924.13
  5. Step 5: Solve for x
    x = 9,055,924.13/3,217.05
  6. Step 6: Final answer
    x = 2,814.98

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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.