Home / 3,548.11-4,898.49-3,153.99

Finding the Fourth Proportional to 3,548.11, 4,898.49 and 3,153.99

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Solution

The fourth proportional to 3,548.11, 4,898.49 and 3,153.99 is: 4,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.11 : 4,898.49 = 3,153.99 : x
  2. Step 2: Convert to fraction form
    3,548.11/4,898.49 = 3,153.99/x
  3. Step 3: Cross multiply
    3,548.11x = 4,898.49 × 3,153.99
  4. Step 4: Simplify right side
    3,548.11x = 15,449,788.48
  5. Step 5: Solve for x
    x = 15,449,788.48/3,548.11
  6. Step 6: Final answer
    x = 4,354.37

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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.