Home / 3,328.83-4,590.86-2,665.44

Finding the Fourth Proportional to 3,328.83, 4,590.86 and 2,665.44

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Solution

The fourth proportional to 3,328.83, 4,590.86 and 2,665.44 is: 3,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.83 : 4,590.86 = 2,665.44 : x
  2. Step 2: Convert to fraction form
    3,328.83/4,590.86 = 2,665.44/x
  3. Step 3: Cross multiply
    3,328.83x = 4,590.86 × 2,665.44
  4. Step 4: Simplify right side
    3,328.83x = 12,236,661.88
  5. Step 5: Solve for x
    x = 12,236,661.88/3,328.83
  6. Step 6: Final answer
    x = 3,675.96

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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.