Home / 3,339.45-5,007.12-1,582.07

Finding the Fourth Proportional to 3,339.45, 5,007.12 and 1,582.07

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Solution

The fourth proportional to 3,339.45, 5,007.12 and 1,582.07 is: 2,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.45 : 5,007.12 = 1,582.07 : x
  2. Step 2: Convert to fraction form
    3,339.45/5,007.12 = 1,582.07/x
  3. Step 3: Cross multiply
    3,339.45x = 5,007.12 × 1,582.07
  4. Step 4: Simplify right side
    3,339.45x = 7,921,625.34
  5. Step 5: Solve for x
    x = 7,921,625.34/3,339.45
  6. Step 6: Final answer
    x = 2,372.14

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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.