Home / 4,452.57-6,145.88-2,880.77

Finding the Fourth Proportional to 4,452.57, 6,145.88 and 2,880.77

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Solution

The fourth proportional to 4,452.57, 6,145.88 and 2,880.77 is: 3,976.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.57 : 6,145.88 = 2,880.77 : x
  2. Step 2: Convert to fraction form
    4,452.57/6,145.88 = 2,880.77/x
  3. Step 3: Cross multiply
    4,452.57x = 6,145.88 × 2,880.77
  4. Step 4: Simplify right side
    4,452.57x = 17,704,821.59
  5. Step 5: Solve for x
    x = 17,704,821.59/4,452.57
  6. Step 6: Final answer
    x = 3,976.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.