Home / 7,579.17-11,371.39-3,884.15

Finding the Fourth Proportional to 7,579.17, 11,371.39 and 3,884.15

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Solution

The fourth proportional to 7,579.17, 11,371.39 and 3,884.15 is: 5,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.17 : 11,371.39 = 3,884.15 : x
  2. Step 2: Convert to fraction form
    7,579.17/11,371.39 = 3,884.15/x
  3. Step 3: Cross multiply
    7,579.17x = 11,371.39 × 3,884.15
  4. Step 4: Simplify right side
    7,579.17x = 44,168,203.19
  5. Step 5: Solve for x
    x = 44,168,203.19/7,579.17
  6. Step 6: Final answer
    x = 5,827.58

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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.