Home / 4,242.83-5,855.09-2,354.69

Finding the Fourth Proportional to 4,242.83, 5,855.09 and 2,354.69

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Solution

The fourth proportional to 4,242.83, 5,855.09 and 2,354.69 is: 3,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.83 : 5,855.09 = 2,354.69 : x
  2. Step 2: Convert to fraction form
    4,242.83/5,855.09 = 2,354.69/x
  3. Step 3: Cross multiply
    4,242.83x = 5,855.09 × 2,354.69
  4. Step 4: Simplify right side
    4,242.83x = 13,786,924.74
  5. Step 5: Solve for x
    x = 13,786,924.74/4,242.83
  6. Step 6: Final answer
    x = 3,249.47

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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.