Home / 4,242.92-5,855.19-2,474.79

Finding the Fourth Proportional to 4,242.92, 5,855.19 and 2,474.79

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Solution

The fourth proportional to 4,242.92, 5,855.19 and 2,474.79 is: 3,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.92 : 5,855.19 = 2,474.79 : x
  2. Step 2: Convert to fraction form
    4,242.92/5,855.19 = 2,474.79/x
  3. Step 3: Cross multiply
    4,242.92x = 5,855.19 × 2,474.79
  4. Step 4: Simplify right side
    4,242.92x = 14,490,334.42
  5. Step 5: Solve for x
    x = 14,490,334.42/4,242.92
  6. Step 6: Final answer
    x = 3,415.18

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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.