Home / 9,537.30-13,161.32-5,230.38

Finding the Fourth Proportional to 9,537.30, 13,161.32 and 5,230.38

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Solution

The fourth proportional to 9,537.30, 13,161.32 and 5,230.38 is: 7,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.30 : 13,161.32 = 5,230.38 : x
  2. Step 2: Convert to fraction form
    9,537.30/13,161.32 = 5,230.38/x
  3. Step 3: Cross multiply
    9,537.30x = 13,161.32 × 5,230.38
  4. Step 4: Simplify right side
    9,537.30x = 68,838,612.94
  5. Step 5: Solve for x
    x = 68,838,612.94/9,537.30
  6. Step 6: Final answer
    x = 7,217.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.