Home / 7,737.36-11,629.08-3,636.24

Finding the Fourth Proportional to 7,737.36, 11,629.08 and 3,636.24

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Solution

The fourth proportional to 7,737.36, 11,629.08 and 3,636.24 is: 5,465.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.36 : 11,629.08 = 3,636.24 : x
  2. Step 2: Convert to fraction form
    7,737.36/11,629.08 = 3,636.24/x
  3. Step 3: Cross multiply
    7,737.36x = 11,629.08 × 3,636.24
  4. Step 4: Simplify right side
    7,737.36x = 42,286,125.86
  5. Step 5: Solve for x
    x = 42,286,125.86/7,737.36
  6. Step 6: Final answer
    x = 5,465.19

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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.