Home / 5,305.59-7,959.21-1,606.94

Finding the Fourth Proportional to 5,305.59, 7,959.21 and 1,606.94

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Solution

The fourth proportional to 5,305.59, 7,959.21 and 1,606.94 is: 2,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.59 : 7,959.21 = 1,606.94 : x
  2. Step 2: Convert to fraction form
    5,305.59/7,959.21 = 1,606.94/x
  3. Step 3: Cross multiply
    5,305.59x = 7,959.21 × 1,606.94
  4. Step 4: Simplify right side
    5,305.59x = 12,789,933.12
  5. Step 5: Solve for x
    x = 12,789,933.12/5,305.59
  6. Step 6: Final answer
    x = 2,410.65

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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.