Home / 9,072.79-13,603.26-3,811.16

Finding the Fourth Proportional to 9,072.79, 13,603.26 and 3,811.16

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Solution

The fourth proportional to 9,072.79, 13,603.26 and 3,811.16 is: 5,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.79 : 13,603.26 = 3,811.16 : x
  2. Step 2: Convert to fraction form
    9,072.79/13,603.26 = 3,811.16/x
  3. Step 3: Cross multiply
    9,072.79x = 13,603.26 × 3,811.16
  4. Step 4: Simplify right side
    9,072.79x = 51,844,200.38
  5. Step 5: Solve for x
    x = 51,844,200.38/9,072.79
  6. Step 6: Final answer
    x = 5,714.25

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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.