Home / 9,071.46-13,613.04-3,877.38

Finding the Fourth Proportional to 9,071.46, 13,613.04 and 3,877.38

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Solution

The fourth proportional to 9,071.46, 13,613.04 and 3,877.38 is: 5,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.46 : 13,613.04 = 3,877.38 : x
  2. Step 2: Convert to fraction form
    9,071.46/13,613.04 = 3,877.38/x
  3. Step 3: Cross multiply
    9,071.46x = 13,613.04 × 3,877.38
  4. Step 4: Simplify right side
    9,071.46x = 52,782,929.04
  5. Step 5: Solve for x
    x = 52,782,929.04/9,071.46
  6. Step 6: Final answer
    x = 5,818.57

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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.