Home / 11,494.18-15,861.96-6,458.41

Finding the Fourth Proportional to 11,494.18, 15,861.96 and 6,458.41

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Solution

The fourth proportional to 11,494.18, 15,861.96 and 6,458.41 is: 8,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,494.18 : 15,861.96 = 6,458.41 : x
  2. Step 2: Convert to fraction form
    11,494.18/15,861.96 = 6,458.41/x
  3. Step 3: Cross multiply
    11,494.18x = 15,861.96 × 6,458.41
  4. Step 4: Simplify right side
    11,494.18x = 102,443,041.08
  5. Step 5: Solve for x
    x = 102,443,041.08/11,494.18
  6. Step 6: Final answer
    x = 8,912.60

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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.