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Finding the Fourth Proportional to 4,682.52, 7,023.22 and 1,219.68

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Solution

The fourth proportional to 4,682.52, 7,023.22 and 1,219.68 is: 1,829.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.52 : 7,023.22 = 1,219.68 : x
  2. Step 2: Convert to fraction form
    4,682.52/7,023.22 = 1,219.68/x
  3. Step 3: Cross multiply
    4,682.52x = 7,023.22 × 1,219.68
  4. Step 4: Simplify right side
    4,682.52x = 8,566,080.97
  5. Step 5: Solve for x
    x = 8,566,080.97/4,682.52
  6. Step 6: Final answer
    x = 1,829.37

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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.