Home / 4,255.25-6,382.83-1,660.01

Finding the Fourth Proportional to 4,255.25, 6,382.83 and 1,660.01

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Solution

The fourth proportional to 4,255.25, 6,382.83 and 1,660.01 is: 2,490.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.25 : 6,382.83 = 1,660.01 : x
  2. Step 2: Convert to fraction form
    4,255.25/6,382.83 = 1,660.01/x
  3. Step 3: Cross multiply
    4,255.25x = 6,382.83 × 1,660.01
  4. Step 4: Simplify right side
    4,255.25x = 10,595,561.63
  5. Step 5: Solve for x
    x = 10,595,561.63/4,255.25
  6. Step 6: Final answer
    x = 2,490.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.