Home / 4,696.28-6,479.46-2,679.69

Finding the Fourth Proportional to 4,696.28, 6,479.46 and 2,679.69

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Solution

The fourth proportional to 4,696.28, 6,479.46 and 2,679.69 is: 3,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696.28 : 6,479.46 = 2,679.69 : x
  2. Step 2: Convert to fraction form
    4,696.28/6,479.46 = 2,679.69/x
  3. Step 3: Cross multiply
    4,696.28x = 6,479.46 × 2,679.69
  4. Step 4: Simplify right side
    4,696.28x = 17,362,944.17
  5. Step 5: Solve for x
    x = 17,362,944.17/4,696.28
  6. Step 6: Final answer
    x = 3,697.17

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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.