Home / 3,236.66-4,466.48-1,820.41

Finding the Fourth Proportional to 3,236.66, 4,466.48 and 1,820.41

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Solution

The fourth proportional to 3,236.66, 4,466.48 and 1,820.41 is: 2,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.66 : 4,466.48 = 1,820.41 : x
  2. Step 2: Convert to fraction form
    3,236.66/4,466.48 = 1,820.41/x
  3. Step 3: Cross multiply
    3,236.66x = 4,466.48 × 1,820.41
  4. Step 4: Simplify right side
    3,236.66x = 8,130,818.24
  5. Step 5: Solve for x
    x = 8,130,818.24/3,236.66
  6. Step 6: Final answer
    x = 2,512.10

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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.