Home / 3,584.16-5,379.60-1,854

Finding the Fourth Proportional to 3,584.16, 5,379.60 and 1,854

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Solution

The fourth proportional to 3,584.16, 5,379.60 and 1,854 is: 2,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.16 : 5,379.60 = 1,854 : x
  2. Step 2: Convert to fraction form
    3,584.16/5,379.60 = 1,854/x
  3. Step 3: Cross multiply
    3,584.16x = 5,379.60 × 1,854
  4. Step 4: Simplify right side
    3,584.16x = 9,973,778.40
  5. Step 5: Solve for x
    x = 9,973,778.40/3,584.16
  6. Step 6: Final answer
    x = 2,782.74

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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.