Home / 3,133.77-4,700.66-1,284.54

Finding the Fourth Proportional to 3,133.77, 4,700.66 and 1,284.54

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Solution

The fourth proportional to 3,133.77, 4,700.66 and 1,284.54 is: 1,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.77 : 4,700.66 = 1,284.54 : x
  2. Step 2: Convert to fraction form
    3,133.77/4,700.66 = 1,284.54/x
  3. Step 3: Cross multiply
    3,133.77x = 4,700.66 × 1,284.54
  4. Step 4: Simplify right side
    3,133.77x = 6,038,185.80
  5. Step 5: Solve for x
    x = 6,038,185.80/3,133.77
  6. Step 6: Final answer
    x = 1,926.81

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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.