Home / 9,305.76-13,958.68-2,380.26

Finding the Fourth Proportional to 9,305.76, 13,958.68 and 2,380.26

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Solution

The fourth proportional to 9,305.76, 13,958.68 and 2,380.26 is: 3,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.76 : 13,958.68 = 2,380.26 : x
  2. Step 2: Convert to fraction form
    9,305.76/13,958.68 = 2,380.26/x
  3. Step 3: Cross multiply
    9,305.76x = 13,958.68 × 2,380.26
  4. Step 4: Simplify right side
    9,305.76x = 33,225,287.66
  5. Step 5: Solve for x
    x = 33,225,287.66/9,305.76
  6. Step 6: Final answer
    x = 3,570.40

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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.