Home / 11,476.55-15,838.46-6,441.26

Finding the Fourth Proportional to 11,476.55, 15,838.46 and 6,441.26

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Solution

The fourth proportional to 11,476.55, 15,838.46 and 6,441.26 is: 8,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.55 : 15,838.46 = 6,441.26 : x
  2. Step 2: Convert to fraction form
    11,476.55/15,838.46 = 6,441.26/x
  3. Step 3: Cross multiply
    11,476.55x = 15,838.46 × 6,441.26
  4. Step 4: Simplify right side
    11,476.55x = 102,019,527.46
  5. Step 5: Solve for x
    x = 102,019,527.46/11,476.55
  6. Step 6: Final answer
    x = 8,889.39

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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.