Home / 11,455.57-17,186.09-4,060.67

Finding the Fourth Proportional to 11,455.57, 17,186.09 and 4,060.67

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Solution

The fourth proportional to 11,455.57, 17,186.09 and 4,060.67 is: 6,091.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.57 : 17,186.09 = 4,060.67 : x
  2. Step 2: Convert to fraction form
    11,455.57/17,186.09 = 4,060.67/x
  3. Step 3: Cross multiply
    11,455.57x = 17,186.09 × 4,060.67
  4. Step 4: Simplify right side
    11,455.57x = 69,787,062.74
  5. Step 5: Solve for x
    x = 69,787,062.74/11,455.57
  6. Step 6: Final answer
    x = 6,091.98

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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.