Home / 4,862.63-7,290.61-3,214.22

Finding the Fourth Proportional to 4,862.63, 7,290.61 and 3,214.22

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Solution

The fourth proportional to 4,862.63, 7,290.61 and 3,214.22 is: 4,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.63 : 7,290.61 = 3,214.22 : x
  2. Step 2: Convert to fraction form
    4,862.63/7,290.61 = 3,214.22/x
  3. Step 3: Cross multiply
    4,862.63x = 7,290.61 × 3,214.22
  4. Step 4: Simplify right side
    4,862.63x = 23,433,579.99
  5. Step 5: Solve for x
    x = 23,433,579.99/4,862.63
  6. Step 6: Final answer
    x = 4,819.11

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1.5x scale

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.