Home / 3,288.17-4,908.83-3,172.83

Finding the Fourth Proportional to 3,288.17, 4,908.83 and 3,172.83

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Solution

The fourth proportional to 3,288.17, 4,908.83 and 3,172.83 is: 4,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.17 : 4,908.83 = 3,172.83 : x
  2. Step 2: Convert to fraction form
    3,288.17/4,908.83 = 3,172.83/x
  3. Step 3: Cross multiply
    3,288.17x = 4,908.83 × 3,172.83
  4. Step 4: Simplify right side
    3,288.17x = 15,574,867.22
  5. Step 5: Solve for x
    x = 15,574,867.22/3,288.17
  6. Step 6: Final answer
    x = 4,736.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.