Home / 11,182.27-15,431.91-6,146.67

Finding the Fourth Proportional to 11,182.27, 15,431.91 and 6,146.67

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Solution

The fourth proportional to 11,182.27, 15,431.91 and 6,146.67 is: 8,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.27 : 15,431.91 = 6,146.67 : x
  2. Step 2: Convert to fraction form
    11,182.27/15,431.91 = 6,146.67/x
  3. Step 3: Cross multiply
    11,182.27x = 15,431.91 × 6,146.67
  4. Step 4: Simplify right side
    11,182.27x = 94,854,858.24
  5. Step 5: Solve for x
    x = 94,854,858.24/11,182.27
  6. Step 6: Final answer
    x = 8,482.61

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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.