Home / 4,485.39-6,727.96-2,147.05

Finding the Fourth Proportional to 4,485.39, 6,727.96 and 2,147.05

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Solution

The fourth proportional to 4,485.39, 6,727.96 and 2,147.05 is: 3,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.39 : 6,727.96 = 2,147.05 : x
  2. Step 2: Convert to fraction form
    4,485.39/6,727.96 = 2,147.05/x
  3. Step 3: Cross multiply
    4,485.39x = 6,727.96 × 2,147.05
  4. Step 4: Simplify right side
    4,485.39x = 14,445,266.52
  5. Step 5: Solve for x
    x = 14,445,266.52/4,485.39
  6. Step 6: Final answer
    x = 3,220.52

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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.