Home / 4,738.92-6,532.78-3,318.12

Finding the Fourth Proportional to 4,738.92, 6,532.78 and 3,318.12

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Solution

The fourth proportional to 4,738.92, 6,532.78 and 3,318.12 is: 4,574.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.92 : 6,532.78 = 3,318.12 : x
  2. Step 2: Convert to fraction form
    4,738.92/6,532.78 = 3,318.12/x
  3. Step 3: Cross multiply
    4,738.92x = 6,532.78 × 3,318.12
  4. Step 4: Simplify right side
    4,738.92x = 21,676,564.18
  5. Step 5: Solve for x
    x = 21,676,564.18/4,738.92
  6. Step 6: Final answer
    x = 4,574.16

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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.