Home / 11,274.26-15,558.05-6,238.68

Finding the Fourth Proportional to 11,274.26, 15,558.05 and 6,238.68

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Solution

The fourth proportional to 11,274.26, 15,558.05 and 6,238.68 is: 8,609.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.26 : 15,558.05 = 6,238.68 : x
  2. Step 2: Convert to fraction form
    11,274.26/15,558.05 = 6,238.68/x
  3. Step 3: Cross multiply
    11,274.26x = 15,558.05 × 6,238.68
  4. Step 4: Simplify right side
    11,274.26x = 97,061,664.18
  5. Step 5: Solve for x
    x = 97,061,664.18/11,274.26
  6. Step 6: Final answer
    x = 8,609.14

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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.