Home / 5,126.88-7,684.32-2,353.84

Finding the Fourth Proportional to 5,126.88, 7,684.32 and 2,353.84

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Solution

The fourth proportional to 5,126.88, 7,684.32 and 2,353.84 is: 3,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.88 : 7,684.32 = 2,353.84 : x
  2. Step 2: Convert to fraction form
    5,126.88/7,684.32 = 2,353.84/x
  3. Step 3: Cross multiply
    5,126.88x = 7,684.32 × 2,353.84
  4. Step 4: Simplify right side
    5,126.88x = 18,087,659.79
  5. Step 5: Solve for x
    x = 18,087,659.79/5,126.88
  6. Step 6: Final answer
    x = 3,528.01

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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.