Home / 7,455.79-11,179.36-3,068.29

Finding the Fourth Proportional to 7,455.79, 11,179.36 and 3,068.29

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Solution

The fourth proportional to 7,455.79, 11,179.36 and 3,068.29 is: 4,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.79 : 11,179.36 = 3,068.29 : x
  2. Step 2: Convert to fraction form
    7,455.79/11,179.36 = 3,068.29/x
  3. Step 3: Cross multiply
    7,455.79x = 11,179.36 × 3,068.29
  4. Step 4: Simplify right side
    7,455.79x = 34,301,447.26
  5. Step 5: Solve for x
    x = 34,301,447.26/7,455.79
  6. Step 6: Final answer
    x = 4,600.65

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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.