Home / 3,913.48-5,873.56-2,065.92

Finding the Fourth Proportional to 3,913.48, 5,873.56 and 2,065.92

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Solution

The fourth proportional to 3,913.48, 5,873.56 and 2,065.92 is: 3,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.48 : 5,873.56 = 2,065.92 : x
  2. Step 2: Convert to fraction form
    3,913.48/5,873.56 = 2,065.92/x
  3. Step 3: Cross multiply
    3,913.48x = 5,873.56 × 2,065.92
  4. Step 4: Simplify right side
    3,913.48x = 12,134,305.08
  5. Step 5: Solve for x
    x = 12,134,305.08/3,913.48
  6. Step 6: Final answer
    x = 3,100.64

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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.