Home / 3,917.93-5,873.60-1,836.84

Finding the Fourth Proportional to 3,917.93, 5,873.60 and 1,836.84

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Solution

The fourth proportional to 3,917.93, 5,873.60 and 1,836.84 is: 2,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.93 : 5,873.60 = 1,836.84 : x
  2. Step 2: Convert to fraction form
    3,917.93/5,873.60 = 1,836.84/x
  3. Step 3: Cross multiply
    3,917.93x = 5,873.60 × 1,836.84
  4. Step 4: Simplify right side
    3,917.93x = 10,788,854.24
  5. Step 5: Solve for x
    x = 10,788,854.24/3,917.93
  6. Step 6: Final answer
    x = 2,753.72

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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.