Home / 2,523.38-3,474.78-1,813.98

Finding the Fourth Proportional to 2,523.38, 3,474.78 and 1,813.98

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Solution

The fourth proportional to 2,523.38, 3,474.78 and 1,813.98 is: 2,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.38 : 3,474.78 = 1,813.98 : x
  2. Step 2: Convert to fraction form
    2,523.38/3,474.78 = 1,813.98/x
  3. Step 3: Cross multiply
    2,523.38x = 3,474.78 × 1,813.98
  4. Step 4: Simplify right side
    2,523.38x = 6,303,154.98
  5. Step 5: Solve for x
    x = 6,303,154.98/2,523.38
  6. Step 6: Final answer
    x = 2,497.90

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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.