Home / 7,276.35-10,915.63-3,716.52

Finding the Fourth Proportional to 7,276.35, 10,915.63 and 3,716.52

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Solution

The fourth proportional to 7,276.35, 10,915.63 and 3,716.52 is: 5,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.35 : 10,915.63 = 3,716.52 : x
  2. Step 2: Convert to fraction form
    7,276.35/10,915.63 = 3,716.52/x
  3. Step 3: Cross multiply
    7,276.35x = 10,915.63 × 3,716.52
  4. Step 4: Simplify right side
    7,276.35x = 40,568,157.21
  5. Step 5: Solve for x
    x = 40,568,157.21/7,276.35
  6. Step 6: Final answer
    x = 5,575.34

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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.