Home / 3,920.26-5,880.93-1,454.87

Finding the Fourth Proportional to 3,920.26, 5,880.93 and 1,454.87

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Solution

The fourth proportional to 3,920.26, 5,880.93 and 1,454.87 is: 2,182.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920.26 : 5,880.93 = 1,454.87 : x
  2. Step 2: Convert to fraction form
    3,920.26/5,880.93 = 1,454.87/x
  3. Step 3: Cross multiply
    3,920.26x = 5,880.93 × 1,454.87
  4. Step 4: Simplify right side
    3,920.26x = 8,555,988.63
  5. Step 5: Solve for x
    x = 8,555,988.63/3,920.26
  6. Step 6: Final answer
    x = 2,182.51

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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.