Home / 11,245.76-16,865.70-3,346.15

Finding the Fourth Proportional to 11,245.76, 16,865.70 and 3,346.15

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Solution

The fourth proportional to 11,245.76, 16,865.70 and 3,346.15 is: 5,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.76 : 16,865.70 = 3,346.15 : x
  2. Step 2: Convert to fraction form
    11,245.76/16,865.70 = 3,346.15/x
  3. Step 3: Cross multiply
    11,245.76x = 16,865.70 × 3,346.15
  4. Step 4: Simplify right side
    11,245.76x = 56,435,162.06
  5. Step 5: Solve for x
    x = 56,435,162.06/11,245.76
  6. Step 6: Final answer
    x = 5,018.35

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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.