Home / 7,933.94-11,900.98-2,387.34

Finding the Fourth Proportional to 7,933.94, 11,900.98 and 2,387.34

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Solution

The fourth proportional to 7,933.94, 11,900.98 and 2,387.34 is: 3,581.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.94 : 11,900.98 = 2,387.34 : x
  2. Step 2: Convert to fraction form
    7,933.94/11,900.98 = 2,387.34/x
  3. Step 3: Cross multiply
    7,933.94x = 11,900.98 × 2,387.34
  4. Step 4: Simplify right side
    7,933.94x = 28,411,685.59
  5. Step 5: Solve for x
    x = 28,411,685.59/7,933.94
  6. Step 6: Final answer
    x = 3,581.03

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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.