Home / 7,926.21-11,886.26-2,378.25

Finding the Fourth Proportional to 7,926.21, 11,886.26 and 2,378.25

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Solution

The fourth proportional to 7,926.21, 11,886.26 and 2,378.25 is: 3,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.21 : 11,886.26 = 2,378.25 : x
  2. Step 2: Convert to fraction form
    7,926.21/11,886.26 = 2,378.25/x
  3. Step 3: Cross multiply
    7,926.21x = 11,886.26 × 2,378.25
  4. Step 4: Simplify right side
    7,926.21x = 28,268,485.95
  5. Step 5: Solve for x
    x = 28,268,485.95/7,926.21
  6. Step 6: Final answer
    x = 3,566.46

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1.5x scale

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.