Home / 7,416.88-11,126.56-3,718.42

Finding the Fourth Proportional to 7,416.88, 11,126.56 and 3,718.42

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Solution

The fourth proportional to 7,416.88, 11,126.56 and 3,718.42 is: 5,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.88 : 11,126.56 = 3,718.42 : x
  2. Step 2: Convert to fraction form
    7,416.88/11,126.56 = 3,718.42/x
  3. Step 3: Cross multiply
    7,416.88x = 11,126.56 × 3,718.42
  4. Step 4: Simplify right side
    7,416.88x = 41,373,223.24
  5. Step 5: Solve for x
    x = 41,373,223.24/7,416.88
  6. Step 6: Final answer
    x = 5,578.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.