Home / 9,286.63-12,815.75-5,094.88

Finding the Fourth Proportional to 9,286.63, 12,815.75 and 5,094.88

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Solution

The fourth proportional to 9,286.63, 12,815.75 and 5,094.88 is: 7,031.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.63 : 12,815.75 = 5,094.88 : x
  2. Step 2: Convert to fraction form
    9,286.63/12,815.75 = 5,094.88/x
  3. Step 3: Cross multiply
    9,286.63x = 12,815.75 × 5,094.88
  4. Step 4: Simplify right side
    9,286.63x = 65,294,708.36
  5. Step 5: Solve for x
    x = 65,294,708.36/9,286.63
  6. Step 6: Final answer
    x = 7,031.04

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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.