Home / 4,723.75-6,518.78-2,628.28

Finding the Fourth Proportional to 4,723.75, 6,518.78 and 2,628.28

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Solution

The fourth proportional to 4,723.75, 6,518.78 and 2,628.28 is: 3,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.75 : 6,518.78 = 2,628.28 : x
  2. Step 2: Convert to fraction form
    4,723.75/6,518.78 = 2,628.28/x
  3. Step 3: Cross multiply
    4,723.75x = 6,518.78 × 2,628.28
  4. Step 4: Simplify right side
    4,723.75x = 17,133,179.10
  5. Step 5: Solve for x
    x = 17,133,179.10/4,723.75
  6. Step 6: Final answer
    x = 3,627.03

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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.