Home / 3,846.13-5,766.64-1,973.18

Finding the Fourth Proportional to 3,846.13, 5,766.64 and 1,973.18

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Solution

The fourth proportional to 3,846.13, 5,766.64 and 1,973.18 is: 2,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.13 : 5,766.64 = 1,973.18 : x
  2. Step 2: Convert to fraction form
    3,846.13/5,766.64 = 1,973.18/x
  3. Step 3: Cross multiply
    3,846.13x = 5,766.64 × 1,973.18
  4. Step 4: Simplify right side
    3,846.13x = 11,378,606.86
  5. Step 5: Solve for x
    x = 11,378,606.86/3,846.13
  6. Step 6: Final answer
    x = 2,958.45

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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.