Home / 2,418.76-3,338.58-1,632.70

Finding the Fourth Proportional to 2,418.76, 3,338.58 and 1,632.70

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Solution

The fourth proportional to 2,418.76, 3,338.58 and 1,632.70 is: 2,253.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.76 : 3,338.58 = 1,632.70 : x
  2. Step 2: Convert to fraction form
    2,418.76/3,338.58 = 1,632.70/x
  3. Step 3: Cross multiply
    2,418.76x = 3,338.58 × 1,632.70
  4. Step 4: Simplify right side
    2,418.76x = 5,450,899.57
  5. Step 5: Solve for x
    x = 5,450,899.57/2,418.76
  6. Step 6: Final answer
    x = 2,253.59

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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.