Home / 3,185.04-4,771.41-2,656.06

Finding the Fourth Proportional to 3,185.04, 4,771.41 and 2,656.06

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Solution

The fourth proportional to 3,185.04, 4,771.41 and 2,656.06 is: 3,978.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.04 : 4,771.41 = 2,656.06 : x
  2. Step 2: Convert to fraction form
    3,185.04/4,771.41 = 2,656.06/x
  3. Step 3: Cross multiply
    3,185.04x = 4,771.41 × 2,656.06
  4. Step 4: Simplify right side
    3,185.04x = 12,673,151.24
  5. Step 5: Solve for x
    x = 12,673,151.24/3,185.04
  6. Step 6: Final answer
    x = 3,978.96

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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.