Home / 3,083.01-4,615.61-1,812.72

Finding the Fourth Proportional to 3,083.01, 4,615.61 and 1,812.72

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Solution

The fourth proportional to 3,083.01, 4,615.61 and 1,812.72 is: 2,713.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.01 : 4,615.61 = 1,812.72 : x
  2. Step 2: Convert to fraction form
    3,083.01/4,615.61 = 1,812.72/x
  3. Step 3: Cross multiply
    3,083.01x = 4,615.61 × 1,812.72
  4. Step 4: Simplify right side
    3,083.01x = 8,366,799.50
  5. Step 5: Solve for x
    x = 8,366,799.50/3,083.01
  6. Step 6: Final answer
    x = 2,713.84

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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.