Home / 3,418.63-4,715.03-2,474.56

Finding the Fourth Proportional to 3,418.63, 4,715.03 and 2,474.56

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Solution

The fourth proportional to 3,418.63, 4,715.03 and 2,474.56 is: 3,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.63 : 4,715.03 = 2,474.56 : x
  2. Step 2: Convert to fraction form
    3,418.63/4,715.03 = 2,474.56/x
  3. Step 3: Cross multiply
    3,418.63x = 4,715.03 × 2,474.56
  4. Step 4: Simplify right side
    3,418.63x = 11,667,612.26
  5. Step 5: Solve for x
    x = 11,667,612.26/3,418.63
  6. Step 6: Final answer
    x = 3,412.95

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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.