Home / 5,725.06-7,892.73-3,953.62

Finding the Fourth Proportional to 5,725.06, 7,892.73 and 3,953.62

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Solution

The fourth proportional to 5,725.06, 7,892.73 and 3,953.62 is: 5,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.06 : 7,892.73 = 3,953.62 : x
  2. Step 2: Convert to fraction form
    5,725.06/7,892.73 = 3,953.62/x
  3. Step 3: Cross multiply
    5,725.06x = 7,892.73 × 3,953.62
  4. Step 4: Simplify right side
    5,725.06x = 31,204,855.18
  5. Step 5: Solve for x
    x = 31,204,855.18/5,725.06
  6. Step 6: Final answer
    x = 5,450.57

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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.