Home / 10,380.96-14,326.07-5,904.60

Finding the Fourth Proportional to 10,380.96, 14,326.07 and 5,904.60

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Solution

The fourth proportional to 10,380.96, 14,326.07 and 5,904.60 is: 8,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.96 : 14,326.07 = 5,904.60 : x
  2. Step 2: Convert to fraction form
    10,380.96/14,326.07 = 5,904.60/x
  3. Step 3: Cross multiply
    10,380.96x = 14,326.07 × 5,904.60
  4. Step 4: Simplify right side
    10,380.96x = 84,589,629.68
  5. Step 5: Solve for x
    x = 84,589,629.68/10,380.96
  6. Step 6: Final answer
    x = 8,148.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.