Home / 4,242.06-5,854.59-2,379.42

Finding the Fourth Proportional to 4,242.06, 5,854.59 and 2,379.42

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Solution

The fourth proportional to 4,242.06, 5,854.59 and 2,379.42 is: 3,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.06 : 5,854.59 = 2,379.42 : x
  2. Step 2: Convert to fraction form
    4,242.06/5,854.59 = 2,379.42/x
  3. Step 3: Cross multiply
    4,242.06x = 5,854.59 × 2,379.42
  4. Step 4: Simplify right side
    4,242.06x = 13,930,528.54
  5. Step 5: Solve for x
    x = 13,930,528.54/4,242.06
  6. Step 6: Final answer
    x = 3,283.91

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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.