Home / 2,418.11-3,336.41-1,533.59

Finding the Fourth Proportional to 2,418.11, 3,336.41 and 1,533.59

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Solution

The fourth proportional to 2,418.11, 3,336.41 and 1,533.59 is: 2,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.11 : 3,336.41 = 1,533.59 : x
  2. Step 2: Convert to fraction form
    2,418.11/3,336.41 = 1,533.59/x
  3. Step 3: Cross multiply
    2,418.11x = 3,336.41 × 1,533.59
  4. Step 4: Simplify right side
    2,418.11x = 5,116,676.05
  5. Step 5: Solve for x
    x = 5,116,676.05/2,418.11
  6. Step 6: Final answer
    x = 2,115.98

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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.