Home / 2,176.98-3,262.29-1,628.88

Finding the Fourth Proportional to 2,176.98, 3,262.29 and 1,628.88

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Solution

The fourth proportional to 2,176.98, 3,262.29 and 1,628.88 is: 2,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.98 : 3,262.29 = 1,628.88 : x
  2. Step 2: Convert to fraction form
    2,176.98/3,262.29 = 1,628.88/x
  3. Step 3: Cross multiply
    2,176.98x = 3,262.29 × 1,628.88
  4. Step 4: Simplify right side
    2,176.98x = 5,313,878.94
  5. Step 5: Solve for x
    x = 5,313,878.94/2,176.98
  6. Step 6: Final answer
    x = 2,440.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.