Home / 7,719.53-11,582.06-3,036.95

Finding the Fourth Proportional to 7,719.53, 11,582.06 and 3,036.95

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Solution

The fourth proportional to 7,719.53, 11,582.06 and 3,036.95 is: 4,556.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.53 : 11,582.06 = 3,036.95 : x
  2. Step 2: Convert to fraction form
    7,719.53/11,582.06 = 3,036.95/x
  3. Step 3: Cross multiply
    7,719.53x = 11,582.06 × 3,036.95
  4. Step 4: Simplify right side
    7,719.53x = 35,174,137.12
  5. Step 5: Solve for x
    x = 35,174,137.12/7,719.53
  6. Step 6: Final answer
    x = 4,556.51

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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.