Home / 11,715.47-17,573.41-4,316.12

Finding the Fourth Proportional to 11,715.47, 17,573.41 and 4,316.12

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Solution

The fourth proportional to 11,715.47, 17,573.41 and 4,316.12 is: 6,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,715.47 : 17,573.41 = 4,316.12 : x
  2. Step 2: Convert to fraction form
    11,715.47/17,573.41 = 4,316.12/x
  3. Step 3: Cross multiply
    11,715.47x = 17,573.41 × 4,316.12
  4. Step 4: Simplify right side
    11,715.47x = 75,848,995.70
  5. Step 5: Solve for x
    x = 75,848,995.70/11,715.47
  6. Step 6: Final answer
    x = 6,474.26

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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.