Home / 7,933.32-11,898.95-2,090.39

Finding the Fourth Proportional to 7,933.32, 11,898.95 and 2,090.39

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Solution

The fourth proportional to 7,933.32, 11,898.95 and 2,090.39 is: 3,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.32 : 11,898.95 = 2,090.39 : x
  2. Step 2: Convert to fraction form
    7,933.32/11,898.95 = 2,090.39/x
  3. Step 3: Cross multiply
    7,933.32x = 11,898.95 × 2,090.39
  4. Step 4: Simplify right side
    7,933.32x = 24,873,376.14
  5. Step 5: Solve for x
    x = 24,873,376.14/7,933.32
  6. Step 6: Final answer
    x = 3,135.30

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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.