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Finding the Fourth Proportional to 9,059.10, 13,573.86 and 8,713.14

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Solution

The fourth proportional to 9,059.10, 13,573.86 and 8,713.14 is: 13,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,059.10 : 13,573.86 = 8,713.14 : x
  2. Step 2: Convert to fraction form
    9,059.10/13,573.86 = 8,713.14/x
  3. Step 3: Cross multiply
    9,059.10x = 13,573.86 × 8,713.14
  4. Step 4: Simplify right side
    9,059.10x = 118,270,942.52
  5. Step 5: Solve for x
    x = 118,270,942.52/9,059.10
  6. Step 6: Final answer
    x = 13,055.48

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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.