Home / 4,676.56-6,453.78-2,660.32

Finding the Fourth Proportional to 4,676.56, 6,453.78 and 2,660.32

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Solution

The fourth proportional to 4,676.56, 6,453.78 and 2,660.32 is: 3,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.56 : 6,453.78 = 2,660.32 : x
  2. Step 2: Convert to fraction form
    4,676.56/6,453.78 = 2,660.32/x
  3. Step 3: Cross multiply
    4,676.56x = 6,453.78 × 2,660.32
  4. Step 4: Simplify right side
    4,676.56x = 17,169,099.95
  5. Step 5: Solve for x
    x = 17,169,099.95/4,676.56
  6. Step 6: Final answer
    x = 3,671.31

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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.