Home / 3,551.44-4,901.36-2,135.59

Finding the Fourth Proportional to 3,551.44, 4,901.36 and 2,135.59

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Solution

The fourth proportional to 3,551.44, 4,901.36 and 2,135.59 is: 2,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.44 : 4,901.36 = 2,135.59 : x
  2. Step 2: Convert to fraction form
    3,551.44/4,901.36 = 2,135.59/x
  3. Step 3: Cross multiply
    3,551.44x = 4,901.36 × 2,135.59
  4. Step 4: Simplify right side
    3,551.44x = 10,467,295.40
  5. Step 5: Solve for x
    x = 10,467,295.40/3,551.44
  6. Step 6: Final answer
    x = 2,947.34

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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.