Home / 4,826.25-6,660.63-3,057.21

Finding the Fourth Proportional to 4,826.25, 6,660.63 and 3,057.21

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Solution

The fourth proportional to 4,826.25, 6,660.63 and 3,057.21 is: 4,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.25 : 6,660.63 = 3,057.21 : x
  2. Step 2: Convert to fraction form
    4,826.25/6,660.63 = 3,057.21/x
  3. Step 3: Cross multiply
    4,826.25x = 6,660.63 × 3,057.21
  4. Step 4: Simplify right side
    4,826.25x = 20,362,944.64
  5. Step 5: Solve for x
    x = 20,362,944.64/4,826.25
  6. Step 6: Final answer
    x = 4,219.21

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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.