Home / 4,264.60-5,880.12-2,920.86

Finding the Fourth Proportional to 4,264.60, 5,880.12 and 2,920.86

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Solution

The fourth proportional to 4,264.60, 5,880.12 and 2,920.86 is: 4,027.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.60 : 5,880.12 = 2,920.86 : x
  2. Step 2: Convert to fraction form
    4,264.60/5,880.12 = 2,920.86/x
  3. Step 3: Cross multiply
    4,264.60x = 5,880.12 × 2,920.86
  4. Step 4: Simplify right side
    4,264.60x = 17,175,004.56
  5. Step 5: Solve for x
    x = 17,175,004.56/4,264.60
  6. Step 6: Final answer
    x = 4,027.34

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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.