Home / 3,425.93-4,727.81-1,854.02

Finding the Fourth Proportional to 3,425.93, 4,727.81 and 1,854.02

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Solution

The fourth proportional to 3,425.93, 4,727.81 and 1,854.02 is: 2,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.93 : 4,727.81 = 1,854.02 : x
  2. Step 2: Convert to fraction form
    3,425.93/4,727.81 = 1,854.02/x
  3. Step 3: Cross multiply
    3,425.93x = 4,727.81 × 1,854.02
  4. Step 4: Simplify right side
    3,425.93x = 8,765,454.30
  5. Step 5: Solve for x
    x = 8,765,454.30/3,425.93
  6. Step 6: Final answer
    x = 2,558.56

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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.