Home / 4,724.84-6,520.20-2,628.92

Finding the Fourth Proportional to 4,724.84, 6,520.20 and 2,628.92

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Solution

The fourth proportional to 4,724.84, 6,520.20 and 2,628.92 is: 3,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.84 : 6,520.20 = 2,628.92 : x
  2. Step 2: Convert to fraction form
    4,724.84/6,520.20 = 2,628.92/x
  3. Step 3: Cross multiply
    4,724.84x = 6,520.20 × 2,628.92
  4. Step 4: Simplify right side
    4,724.84x = 17,141,084.18
  5. Step 5: Solve for x
    x = 17,141,084.18/4,724.84
  6. Step 6: Final answer
    x = 3,627.87

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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.