Home / 3,585.15-5,379.84-1,505.52

Finding the Fourth Proportional to 3,585.15, 5,379.84 and 1,505.52

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Solution

The fourth proportional to 3,585.15, 5,379.84 and 1,505.52 is: 2,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.15 : 5,379.84 = 1,505.52 : x
  2. Step 2: Convert to fraction form
    3,585.15/5,379.84 = 1,505.52/x
  3. Step 3: Cross multiply
    3,585.15x = 5,379.84 × 1,505.52
  4. Step 4: Simplify right side
    3,585.15x = 8,099,456.72
  5. Step 5: Solve for x
    x = 8,099,456.72/3,585.15
  6. Step 6: Final answer
    x = 2,259.17

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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.