Home / 3,321-4,582.98-2,064.42

Finding the Fourth Proportional to 3,321, 4,582.98 and 2,064.42

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Solution

The fourth proportional to 3,321, 4,582.98 and 2,064.42 is: 2,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321 : 4,582.98 = 2,064.42 : x
  2. Step 2: Convert to fraction form
    3,321/4,582.98 = 2,064.42/x
  3. Step 3: Cross multiply
    3,321x = 4,582.98 × 2,064.42
  4. Step 4: Simplify right side
    3,321x = 9,461,195.57
  5. Step 5: Solve for x
    x = 9,461,195.57/3,321
  6. Step 6: Final answer
    x = 2,848.90

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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.