Home / 4,239.65-5,849.53-3,340.61

Finding the Fourth Proportional to 4,239.65, 5,849.53 and 3,340.61

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Solution

The fourth proportional to 4,239.65, 5,849.53 and 3,340.61 is: 4,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.65 : 5,849.53 = 3,340.61 : x
  2. Step 2: Convert to fraction form
    4,239.65/5,849.53 = 3,340.61/x
  3. Step 3: Cross multiply
    4,239.65x = 5,849.53 × 3,340.61
  4. Step 4: Simplify right side
    4,239.65x = 19,540,969.43
  5. Step 5: Solve for x
    x = 19,540,969.43/4,239.65
  6. Step 6: Final answer
    x = 4,609.10

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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.