Home / 4,242.72-5,854.32-2,425.61

Finding the Fourth Proportional to 4,242.72, 5,854.32 and 2,425.61

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Solution

The fourth proportional to 4,242.72, 5,854.32 and 2,425.61 is: 3,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.72 : 5,854.32 = 2,425.61 : x
  2. Step 2: Convert to fraction form
    4,242.72/5,854.32 = 2,425.61/x
  3. Step 3: Cross multiply
    4,242.72x = 5,854.32 × 2,425.61
  4. Step 4: Simplify right side
    4,242.72x = 14,200,297.14
  5. Step 5: Solve for x
    x = 14,200,297.14/4,242.72
  6. Step 6: Final answer
    x = 3,346.98

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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.