Home / 4,186.97-5,777.75-2,508.51

Finding the Fourth Proportional to 4,186.97, 5,777.75 and 2,508.51

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Solution

The fourth proportional to 4,186.97, 5,777.75 and 2,508.51 is: 3,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.97 : 5,777.75 = 2,508.51 : x
  2. Step 2: Convert to fraction form
    4,186.97/5,777.75 = 2,508.51/x
  3. Step 3: Cross multiply
    4,186.97x = 5,777.75 × 2,508.51
  4. Step 4: Simplify right side
    4,186.97x = 14,493,549.92
  5. Step 5: Solve for x
    x = 14,493,549.92/4,186.97
  6. Step 6: Final answer
    x = 3,461.59

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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.