Home / 5,148.45-7,104.23-3,655.82

Finding the Fourth Proportional to 5,148.45, 7,104.23 and 3,655.82

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Solution

The fourth proportional to 5,148.45, 7,104.23 and 3,655.82 is: 5,044.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.45 : 7,104.23 = 3,655.82 : x
  2. Step 2: Convert to fraction form
    5,148.45/7,104.23 = 3,655.82/x
  3. Step 3: Cross multiply
    5,148.45x = 7,104.23 × 3,655.82
  4. Step 4: Simplify right side
    5,148.45x = 25,971,785.60
  5. Step 5: Solve for x
    x = 25,971,785.60/5,148.45
  6. Step 6: Final answer
    x = 5,044.58

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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.