Home / 3,247.14-4,869.69-1,055.37

Finding the Fourth Proportional to 3,247.14, 4,869.69 and 1,055.37

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Solution

The fourth proportional to 3,247.14, 4,869.69 and 1,055.37 is: 1,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.14 : 4,869.69 = 1,055.37 : x
  2. Step 2: Convert to fraction form
    3,247.14/4,869.69 = 1,055.37/x
  3. Step 3: Cross multiply
    3,247.14x = 4,869.69 × 1,055.37
  4. Step 4: Simplify right side
    3,247.14x = 5,139,324.74
  5. Step 5: Solve for x
    x = 5,139,324.74/3,247.14
  6. Step 6: Final answer
    x = 1,582.72

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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.