Home / 3,768.29-5,641.49-2,303.00

Finding the Fourth Proportional to 3,768.29, 5,641.49 and 2,303.00

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Solution

The fourth proportional to 3,768.29, 5,641.49 and 2,303.00 is: 3,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.29 : 5,641.49 = 2,303.00 : x
  2. Step 2: Convert to fraction form
    3,768.29/5,641.49 = 2,303.00/x
  3. Step 3: Cross multiply
    3,768.29x = 5,641.49 × 2,303.00
  4. Step 4: Simplify right side
    3,768.29x = 12,992,311.75
  5. Step 5: Solve for x
    x = 12,992,311.75/3,768.29
  6. Step 6: Final answer
    x = 3,447.80

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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.