Home / 3,236.54-4,466.18-1,820.45

Finding the Fourth Proportional to 3,236.54, 4,466.18 and 1,820.45

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Solution

The fourth proportional to 3,236.54, 4,466.18 and 1,820.45 is: 2,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.54 : 4,466.18 = 1,820.45 : x
  2. Step 2: Convert to fraction form
    3,236.54/4,466.18 = 1,820.45/x
  3. Step 3: Cross multiply
    3,236.54x = 4,466.18 × 1,820.45
  4. Step 4: Simplify right side
    3,236.54x = 8,130,473.10
  5. Step 5: Solve for x
    x = 8,130,473.10/3,236.54
  6. Step 6: Final answer
    x = 2,512.09

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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.