Home / 10,268.32-15,396.34-4,992.95

Finding the Fourth Proportional to 10,268.32, 15,396.34 and 4,992.95

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Solution

The fourth proportional to 10,268.32, 15,396.34 and 4,992.95 is: 7,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.32 : 15,396.34 = 4,992.95 : x
  2. Step 2: Convert to fraction form
    10,268.32/15,396.34 = 4,992.95/x
  3. Step 3: Cross multiply
    10,268.32x = 15,396.34 × 4,992.95
  4. Step 4: Simplify right side
    10,268.32x = 76,873,130.84
  5. Step 5: Solve for x
    x = 76,873,130.84/10,268.32
  6. Step 6: Final answer
    x = 7,486.44

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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.