Home / 3,317.75-4,973.28-2,086.04

Finding the Fourth Proportional to 3,317.75, 4,973.28 and 2,086.04

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Solution

The fourth proportional to 3,317.75, 4,973.28 and 2,086.04 is: 3,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.75 : 4,973.28 = 2,086.04 : x
  2. Step 2: Convert to fraction form
    3,317.75/4,973.28 = 2,086.04/x
  3. Step 3: Cross multiply
    3,317.75x = 4,973.28 × 2,086.04
  4. Step 4: Simplify right side
    3,317.75x = 10,374,461.01
  5. Step 5: Solve for x
    x = 10,374,461.01/3,317.75
  6. Step 6: Final answer
    x = 3,126.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.