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Finding the Fourth Proportional to 4,651.00, 6,418.53 and 2,662.20

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Solution

The fourth proportional to 4,651.00, 6,418.53 and 2,662.20 is: 3,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.00 : 6,418.53 = 2,662.20 : x
  2. Step 2: Convert to fraction form
    4,651.00/6,418.53 = 2,662.20/x
  3. Step 3: Cross multiply
    4,651.00x = 6,418.53 × 2,662.20
  4. Step 4: Simplify right side
    4,651.00x = 17,087,410.57
  5. Step 5: Solve for x
    x = 17,087,410.57/4,651.00
  6. Step 6: Final answer
    x = 3,673.92

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1.5x scale

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.