Home / 3,184.82-4,395.09-1,926.02

Finding the Fourth Proportional to 3,184.82, 4,395.09 and 1,926.02

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Solution

The fourth proportional to 3,184.82, 4,395.09 and 1,926.02 is: 2,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.82 : 4,395.09 = 1,926.02 : x
  2. Step 2: Convert to fraction form
    3,184.82/4,395.09 = 1,926.02/x
  3. Step 3: Cross multiply
    3,184.82x = 4,395.09 × 1,926.02
  4. Step 4: Simplify right side
    3,184.82x = 8,465,009.27
  5. Step 5: Solve for x
    x = 8,465,009.27/3,184.82
  6. Step 6: Final answer
    x = 2,657.93

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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.