Home / 4,719.26-6,511.42-2,830.98

Finding the Fourth Proportional to 4,719.26, 6,511.42 and 2,830.98

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Solution

The fourth proportional to 4,719.26, 6,511.42 and 2,830.98 is: 3,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.26 : 6,511.42 = 2,830.98 : x
  2. Step 2: Convert to fraction form
    4,719.26/6,511.42 = 2,830.98/x
  3. Step 3: Cross multiply
    4,719.26x = 6,511.42 × 2,830.98
  4. Step 4: Simplify right side
    4,719.26x = 18,433,727.75
  5. Step 5: Solve for x
    x = 18,433,727.75/4,719.26
  6. Step 6: Final answer
    x = 3,906.06

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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.