Home / 3,379.29-5,068.86-1,529.07

Finding the Fourth Proportional to 3,379.29, 5,068.86 and 1,529.07

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Solution

The fourth proportional to 3,379.29, 5,068.86 and 1,529.07 is: 2,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.29 : 5,068.86 = 1,529.07 : x
  2. Step 2: Convert to fraction form
    3,379.29/5,068.86 = 1,529.07/x
  3. Step 3: Cross multiply
    3,379.29x = 5,068.86 × 1,529.07
  4. Step 4: Simplify right side
    3,379.29x = 7,750,641.76
  5. Step 5: Solve for x
    x = 7,750,641.76/3,379.29
  6. Step 6: Final answer
    x = 2,293.57

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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.