Home / 4,133.64-6,190.74-2,186.40

Finding the Fourth Proportional to 4,133.64, 6,190.74 and 2,186.40

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Solution

The fourth proportional to 4,133.64, 6,190.74 and 2,186.40 is: 3,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.64 : 6,190.74 = 2,186.40 : x
  2. Step 2: Convert to fraction form
    4,133.64/6,190.74 = 2,186.40/x
  3. Step 3: Cross multiply
    4,133.64x = 6,190.74 × 2,186.40
  4. Step 4: Simplify right side
    4,133.64x = 13,535,433.94
  5. Step 5: Solve for x
    x = 13,535,433.94/4,133.64
  6. Step 6: Final answer
    x = 3,274.46

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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.