Home / 9,265.86-13,898.16-3,721.68

Finding the Fourth Proportional to 9,265.86, 13,898.16 and 3,721.68

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Solution

The fourth proportional to 9,265.86, 13,898.16 and 3,721.68 is: 5,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.86 : 13,898.16 = 3,721.68 : x
  2. Step 2: Convert to fraction form
    9,265.86/13,898.16 = 3,721.68/x
  3. Step 3: Cross multiply
    9,265.86x = 13,898.16 × 3,721.68
  4. Step 4: Simplify right side
    9,265.86x = 51,724,504.11
  5. Step 5: Solve for x
    x = 51,724,504.11/9,265.86
  6. Step 6: Final answer
    x = 5,582.27

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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.