Home / 5,458.66-8,186.27-1,760.06

Finding the Fourth Proportional to 5,458.66, 8,186.27 and 1,760.06

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Solution

The fourth proportional to 5,458.66, 8,186.27 and 1,760.06 is: 2,639.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.66 : 8,186.27 = 1,760.06 : x
  2. Step 2: Convert to fraction form
    5,458.66/8,186.27 = 1,760.06/x
  3. Step 3: Cross multiply
    5,458.66x = 8,186.27 × 1,760.06
  4. Step 4: Simplify right side
    5,458.66x = 14,408,338.04
  5. Step 5: Solve for x
    x = 14,408,338.04/5,458.66
  6. Step 6: Final answer
    x = 2,639.54

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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.