Home / 5,423.09-7,481.16-3,651.62

Finding the Fourth Proportional to 5,423.09, 7,481.16 and 3,651.62

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Solution

The fourth proportional to 5,423.09, 7,481.16 and 3,651.62 is: 5,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.09 : 7,481.16 = 3,651.62 : x
  2. Step 2: Convert to fraction form
    5,423.09/7,481.16 = 3,651.62/x
  3. Step 3: Cross multiply
    5,423.09x = 7,481.16 × 3,651.62
  4. Step 4: Simplify right side
    5,423.09x = 27,318,316.07
  5. Step 5: Solve for x
    x = 27,318,316.07/5,423.09
  6. Step 6: Final answer
    x = 5,037.41

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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.