Home / 3,808.24-5,253.50-2,315.63

Finding the Fourth Proportional to 3,808.24, 5,253.50 and 2,315.63

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Solution

The fourth proportional to 3,808.24, 5,253.50 and 2,315.63 is: 3,194.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.24 : 5,253.50 = 2,315.63 : x
  2. Step 2: Convert to fraction form
    3,808.24/5,253.50 = 2,315.63/x
  3. Step 3: Cross multiply
    3,808.24x = 5,253.50 × 2,315.63
  4. Step 4: Simplify right side
    3,808.24x = 12,165,150.63
  5. Step 5: Solve for x
    x = 12,165,150.63/3,808.24
  6. Step 6: Final answer
    x = 3,194.43

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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.