Home / 3,467.40-4,784.86-2,141.24

Finding the Fourth Proportional to 3,467.40, 4,784.86 and 2,141.24

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Solution

The fourth proportional to 3,467.40, 4,784.86 and 2,141.24 is: 2,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.40 : 4,784.86 = 2,141.24 : x
  2. Step 2: Convert to fraction form
    3,467.40/4,784.86 = 2,141.24/x
  3. Step 3: Cross multiply
    3,467.40x = 4,784.86 × 2,141.24
  4. Step 4: Simplify right side
    3,467.40x = 10,245,533.63
  5. Step 5: Solve for x
    x = 10,245,533.63/3,467.40
  6. Step 6: Final answer
    x = 2,954.82

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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.