Home / 7,941.39-11,913.29-2,394.01

Finding the Fourth Proportional to 7,941.39, 11,913.29 and 2,394.01

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Solution

The fourth proportional to 7,941.39, 11,913.29 and 2,394.01 is: 3,591.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.39 : 11,913.29 = 2,394.01 : x
  2. Step 2: Convert to fraction form
    7,941.39/11,913.29 = 2,394.01/x
  3. Step 3: Cross multiply
    7,941.39x = 11,913.29 × 2,394.01
  4. Step 4: Simplify right side
    7,941.39x = 28,520,535.39
  5. Step 5: Solve for x
    x = 28,520,535.39/7,941.39
  6. Step 6: Final answer
    x = 3,591.38

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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.