Home / 4,485.96-6,729-2,538.36

Finding the Fourth Proportional to 4,485.96, 6,729 and 2,538.36

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Solution

The fourth proportional to 4,485.96, 6,729 and 2,538.36 is: 3,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.96 : 6,729 = 2,538.36 : x
  2. Step 2: Convert to fraction form
    4,485.96/6,729 = 2,538.36/x
  3. Step 3: Cross multiply
    4,485.96x = 6,729 × 2,538.36
  4. Step 4: Simplify right side
    4,485.96x = 17,080,624.44
  5. Step 5: Solve for x
    x = 17,080,624.44/4,485.96
  6. Step 6: Final answer
    x = 3,807.57

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1.5x scale

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.