Home / 3,511.44-4,847.40-2,630.16

Finding the Fourth Proportional to 3,511.44, 4,847.40 and 2,630.16

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Solution

The fourth proportional to 3,511.44, 4,847.40 and 2,630.16 is: 3,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.44 : 4,847.40 = 2,630.16 : x
  2. Step 2: Convert to fraction form
    3,511.44/4,847.40 = 2,630.16/x
  3. Step 3: Cross multiply
    3,511.44x = 4,847.40 × 2,630.16
  4. Step 4: Simplify right side
    3,511.44x = 12,749,437.58
  5. Step 5: Solve for x
    x = 12,749,437.58/3,511.44
  6. Step 6: Final answer
    x = 3,630.83

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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.