Home / 4,425.56-6,107.85-2,858.21

Finding the Fourth Proportional to 4,425.56, 6,107.85 and 2,858.21

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Solution

The fourth proportional to 4,425.56, 6,107.85 and 2,858.21 is: 3,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.56 : 6,107.85 = 2,858.21 : x
  2. Step 2: Convert to fraction form
    4,425.56/6,107.85 = 2,858.21/x
  3. Step 3: Cross multiply
    4,425.56x = 6,107.85 × 2,858.21
  4. Step 4: Simplify right side
    4,425.56x = 17,457,487.41
  5. Step 5: Solve for x
    x = 17,457,487.41/4,425.56
  6. Step 6: Final answer
    x = 3,944.70

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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.