Home / 3,236.99-4,466.66-1,820.39

Finding the Fourth Proportional to 3,236.99, 4,466.66 and 1,820.39

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Solution

The fourth proportional to 3,236.99, 4,466.66 and 1,820.39 is: 2,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.99 : 4,466.66 = 1,820.39 : x
  2. Step 2: Convert to fraction form
    3,236.99/4,466.66 = 1,820.39/x
  3. Step 3: Cross multiply
    3,236.99x = 4,466.66 × 1,820.39
  4. Step 4: Simplify right side
    3,236.99x = 8,131,031.76
  5. Step 5: Solve for x
    x = 8,131,031.76/3,236.99
  6. Step 6: Final answer
    x = 2,511.92

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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.