Home / 4,087.27-6,131.85-1,165.51

Finding the Fourth Proportional to 4,087.27, 6,131.85 and 1,165.51

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Solution

The fourth proportional to 4,087.27, 6,131.85 and 1,165.51 is: 1,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.27 : 6,131.85 = 1,165.51 : x
  2. Step 2: Convert to fraction form
    4,087.27/6,131.85 = 1,165.51/x
  3. Step 3: Cross multiply
    4,087.27x = 6,131.85 × 1,165.51
  4. Step 4: Simplify right side
    4,087.27x = 7,146,732.49
  5. Step 5: Solve for x
    x = 7,146,732.49/4,087.27
  6. Step 6: Final answer
    x = 1,748.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.