Home / 5,908.33-8,153.13-3,390.65

Finding the Fourth Proportional to 5,908.33, 8,153.13 and 3,390.65

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Solution

The fourth proportional to 5,908.33, 8,153.13 and 3,390.65 is: 4,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.33 : 8,153.13 = 3,390.65 : x
  2. Step 2: Convert to fraction form
    5,908.33/8,153.13 = 3,390.65/x
  3. Step 3: Cross multiply
    5,908.33x = 8,153.13 × 3,390.65
  4. Step 4: Simplify right side
    5,908.33x = 27,644,365.99
  5. Step 5: Solve for x
    x = 27,644,365.99/5,908.33
  6. Step 6: Final answer
    x = 4,678.88

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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.