Home / 2,518.53-3,474.81-1,633.62

Finding the Fourth Proportional to 2,518.53, 3,474.81 and 1,633.62

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Solution

The fourth proportional to 2,518.53, 3,474.81 and 1,633.62 is: 2,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.53 : 3,474.81 = 1,633.62 : x
  2. Step 2: Convert to fraction form
    2,518.53/3,474.81 = 1,633.62/x
  3. Step 3: Cross multiply
    2,518.53x = 3,474.81 × 1,633.62
  4. Step 4: Simplify right side
    2,518.53x = 5,676,519.11
  5. Step 5: Solve for x
    x = 5,676,519.11/2,518.53
  6. Step 6: Final answer
    x = 2,253.90

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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.