Home / 11,476.56-15,838.47-6,441.27

Finding the Fourth Proportional to 11,476.56, 15,838.47 and 6,441.27

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Solution

The fourth proportional to 11,476.56, 15,838.47 and 6,441.27 is: 8,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.56 : 15,838.47 = 6,441.27 : x
  2. Step 2: Convert to fraction form
    11,476.56/15,838.47 = 6,441.27/x
  3. Step 3: Cross multiply
    11,476.56x = 15,838.47 × 6,441.27
  4. Step 4: Simplify right side
    11,476.56x = 102,019,861.66
  5. Step 5: Solve for x
    x = 102,019,861.66/11,476.56
  6. Step 6: Final answer
    x = 8,889.41

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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.