Home / 4,724.48-6,519.79-2,628.61

Finding the Fourth Proportional to 4,724.48, 6,519.79 and 2,628.61

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Solution

The fourth proportional to 4,724.48, 6,519.79 and 2,628.61 is: 3,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.48 : 6,519.79 = 2,628.61 : x
  2. Step 2: Convert to fraction form
    4,724.48/6,519.79 = 2,628.61/x
  3. Step 3: Cross multiply
    4,724.48x = 6,519.79 × 2,628.61
  4. Step 4: Simplify right side
    4,724.48x = 17,137,952.59
  5. Step 5: Solve for x
    x = 17,137,952.59/4,724.48
  6. Step 6: Final answer
    x = 3,627.48

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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.