Home / 3,535.26-4,879.08-2,415.84

Finding the Fourth Proportional to 3,535.26, 4,879.08 and 2,415.84

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Solution

The fourth proportional to 3,535.26, 4,879.08 and 2,415.84 is: 3,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.26 : 4,879.08 = 2,415.84 : x
  2. Step 2: Convert to fraction form
    3,535.26/4,879.08 = 2,415.84/x
  3. Step 3: Cross multiply
    3,535.26x = 4,879.08 × 2,415.84
  4. Step 4: Simplify right side
    3,535.26x = 11,787,076.63
  5. Step 5: Solve for x
    x = 11,787,076.63/3,535.26
  6. Step 6: Final answer
    x = 3,334.15

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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.