Home / 4,682.14-7,023.27-1,219.39

Finding the Fourth Proportional to 4,682.14, 7,023.27 and 1,219.39

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Solution

The fourth proportional to 4,682.14, 7,023.27 and 1,219.39 is: 1,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.14 : 7,023.27 = 1,219.39 : x
  2. Step 2: Convert to fraction form
    4,682.14/7,023.27 = 1,219.39/x
  3. Step 3: Cross multiply
    4,682.14x = 7,023.27 × 1,219.39
  4. Step 4: Simplify right side
    4,682.14x = 8,564,105.21
  5. Step 5: Solve for x
    x = 8,564,105.21/4,682.14
  6. Step 6: Final answer
    x = 1,829.10

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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.