Home / 3,815.93-5,723.90-1,623.13

Finding the Fourth Proportional to 3,815.93, 5,723.90 and 1,623.13

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Solution

The fourth proportional to 3,815.93, 5,723.90 and 1,623.13 is: 2,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.93 : 5,723.90 = 1,623.13 : x
  2. Step 2: Convert to fraction form
    3,815.93/5,723.90 = 1,623.13/x
  3. Step 3: Cross multiply
    3,815.93x = 5,723.90 × 1,623.13
  4. Step 4: Simplify right side
    3,815.93x = 9,290,633.81
  5. Step 5: Solve for x
    x = 9,290,633.81/3,815.93
  6. Step 6: Final answer
    x = 2,434.70

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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.