Home / 4,970.73-6,859.68-2,732.81

Finding the Fourth Proportional to 4,970.73, 6,859.68 and 2,732.81

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Solution

The fourth proportional to 4,970.73, 6,859.68 and 2,732.81 is: 3,771.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.73 : 6,859.68 = 2,732.81 : x
  2. Step 2: Convert to fraction form
    4,970.73/6,859.68 = 2,732.81/x
  3. Step 3: Cross multiply
    4,970.73x = 6,859.68 × 2,732.81
  4. Step 4: Simplify right side
    4,970.73x = 18,746,202.10
  5. Step 5: Solve for x
    x = 18,746,202.10/4,970.73
  6. Step 6: Final answer
    x = 3,771.32

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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.