Home / 11,276.64-16,923.27-5,353.56

Finding the Fourth Proportional to 11,276.64, 16,923.27 and 5,353.56

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Solution

The fourth proportional to 11,276.64, 16,923.27 and 5,353.56 is: 8,034.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.64 : 16,923.27 = 5,353.56 : x
  2. Step 2: Convert to fraction form
    11,276.64/16,923.27 = 5,353.56/x
  3. Step 3: Cross multiply
    11,276.64x = 16,923.27 × 5,353.56
  4. Step 4: Simplify right side
    11,276.64x = 90,599,741.34
  5. Step 5: Solve for x
    x = 90,599,741.34/11,276.64
  6. Step 6: Final answer
    x = 8,034.29

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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.