Home / 11,416.32-17,125.86-4,394.70

Finding the Fourth Proportional to 11,416.32, 17,125.86 and 4,394.70

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Solution

The fourth proportional to 11,416.32, 17,125.86 and 4,394.70 is: 6,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416.32 : 17,125.86 = 4,394.70 : x
  2. Step 2: Convert to fraction form
    11,416.32/17,125.86 = 4,394.70/x
  3. Step 3: Cross multiply
    11,416.32x = 17,125.86 × 4,394.70
  4. Step 4: Simplify right side
    11,416.32x = 75,263,016.94
  5. Step 5: Solve for x
    x = 75,263,016.94/11,416.32
  6. Step 6: Final answer
    x = 6,592.58

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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.