Home / 3,057.30-4,215.36-2,584.34

Finding the Fourth Proportional to 3,057.30, 4,215.36 and 2,584.34

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Solution

The fourth proportional to 3,057.30, 4,215.36 and 2,584.34 is: 3,563.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.30 : 4,215.36 = 2,584.34 : x
  2. Step 2: Convert to fraction form
    3,057.30/4,215.36 = 2,584.34/x
  3. Step 3: Cross multiply
    3,057.30x = 4,215.36 × 2,584.34
  4. Step 4: Simplify right side
    3,057.30x = 10,893,923.46
  5. Step 5: Solve for x
    x = 10,893,923.46/3,057.30
  6. Step 6: Final answer
    x = 3,563.25

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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.