Home / 4,486.87-6,730.32-2,176.75

Finding the Fourth Proportional to 4,486.87, 6,730.32 and 2,176.75

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Solution

The fourth proportional to 4,486.87, 6,730.32 and 2,176.75 is: 3,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.87 : 6,730.32 = 2,176.75 : x
  2. Step 2: Convert to fraction form
    4,486.87/6,730.32 = 2,176.75/x
  3. Step 3: Cross multiply
    4,486.87x = 6,730.32 × 2,176.75
  4. Step 4: Simplify right side
    4,486.87x = 14,650,224.06
  5. Step 5: Solve for x
    x = 14,650,224.06/4,486.87
  6. Step 6: Final answer
    x = 3,265.13

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1.5x scale

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.