Home / 3,125.73-4,686.24-1,892.84

Finding the Fourth Proportional to 3,125.73, 4,686.24 and 1,892.84

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Solution

The fourth proportional to 3,125.73, 4,686.24 and 1,892.84 is: 2,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.73 : 4,686.24 = 1,892.84 : x
  2. Step 2: Convert to fraction form
    3,125.73/4,686.24 = 1,892.84/x
  3. Step 3: Cross multiply
    3,125.73x = 4,686.24 × 1,892.84
  4. Step 4: Simplify right side
    3,125.73x = 8,870,302.52
  5. Step 5: Solve for x
    x = 8,870,302.52/3,125.73
  6. Step 6: Final answer
    x = 2,837.83

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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.