Home / 9,286.42-12,815.19-5,094.64

Finding the Fourth Proportional to 9,286.42, 12,815.19 and 5,094.64

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Solution

The fourth proportional to 9,286.42, 12,815.19 and 5,094.64 is: 7,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.42 : 12,815.19 = 5,094.64 : x
  2. Step 2: Convert to fraction form
    9,286.42/12,815.19 = 5,094.64/x
  3. Step 3: Cross multiply
    9,286.42x = 12,815.19 × 5,094.64
  4. Step 4: Simplify right side
    9,286.42x = 65,288,779.58
  5. Step 5: Solve for x
    x = 65,288,779.58/9,286.42
  6. Step 6: Final answer
    x = 7,030.57

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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.