Home / 4,971.21-6,860.30-2,733.02

Finding the Fourth Proportional to 4,971.21, 6,860.30 and 2,733.02

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Solution

The fourth proportional to 4,971.21, 6,860.30 and 2,733.02 is: 3,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.21 : 6,860.30 = 2,733.02 : x
  2. Step 2: Convert to fraction form
    4,971.21/6,860.30 = 2,733.02/x
  3. Step 3: Cross multiply
    4,971.21x = 6,860.30 × 2,733.02
  4. Step 4: Simplify right side
    4,971.21x = 18,749,337.11
  5. Step 5: Solve for x
    x = 18,749,337.11/4,971.21
  6. Step 6: Final answer
    x = 3,771.58

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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.