Home / 4,261.92-5,880.60-2,689.14

Finding the Fourth Proportional to 4,261.92, 5,880.60 and 2,689.14

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Solution

The fourth proportional to 4,261.92, 5,880.60 and 2,689.14 is: 3,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.92 : 5,880.60 = 2,689.14 : x
  2. Step 2: Convert to fraction form
    4,261.92/5,880.60 = 2,689.14/x
  3. Step 3: Cross multiply
    4,261.92x = 5,880.60 × 2,689.14
  4. Step 4: Simplify right side
    4,261.92x = 15,813,756.68
  5. Step 5: Solve for x
    x = 15,813,756.68/4,261.92
  6. Step 6: Final answer
    x = 3,710.48

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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.