Home / 3,486.82-4,818.41-2,646.04

Finding the Fourth Proportional to 3,486.82, 4,818.41 and 2,646.04

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Solution

The fourth proportional to 3,486.82, 4,818.41 and 2,646.04 is: 3,656.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.82 : 4,818.41 = 2,646.04 : x
  2. Step 2: Convert to fraction form
    3,486.82/4,818.41 = 2,646.04/x
  3. Step 3: Cross multiply
    3,486.82x = 4,818.41 × 2,646.04
  4. Step 4: Simplify right side
    3,486.82x = 12,749,705.60
  5. Step 5: Solve for x
    x = 12,749,705.60/3,486.82
  6. Step 6: Final answer
    x = 3,656.54

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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.