Home / 4,476.12-6,176.92-2,486.64

Finding the Fourth Proportional to 4,476.12, 6,176.92 and 2,486.64

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Solution

The fourth proportional to 4,476.12, 6,176.92 and 2,486.64 is: 3,431.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.12 : 6,176.92 = 2,486.64 : x
  2. Step 2: Convert to fraction form
    4,476.12/6,176.92 = 2,486.64/x
  3. Step 3: Cross multiply
    4,476.12x = 6,176.92 × 2,486.64
  4. Step 4: Simplify right side
    4,476.12x = 15,359,776.35
  5. Step 5: Solve for x
    x = 15,359,776.35/4,476.12
  6. Step 6: Final answer
    x = 3,431.49

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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.