Home / 7,536.80-11,308.28-2,609.91

Finding the Fourth Proportional to 7,536.80, 11,308.28 and 2,609.91

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Solution

The fourth proportional to 7,536.80, 11,308.28 and 2,609.91 is: 3,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.80 : 11,308.28 = 2,609.91 : x
  2. Step 2: Convert to fraction form
    7,536.80/11,308.28 = 2,609.91/x
  3. Step 3: Cross multiply
    7,536.80x = 11,308.28 × 2,609.91
  4. Step 4: Simplify right side
    7,536.80x = 29,513,580.01
  5. Step 5: Solve for x
    x = 29,513,580.01/7,536.80
  6. Step 6: Final answer
    x = 3,915.93

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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.