Home / 6,619.13-9,134.39-3,824.63

Finding the Fourth Proportional to 6,619.13, 9,134.39 and 3,824.63

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Solution

The fourth proportional to 6,619.13, 9,134.39 and 3,824.63 is: 5,277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.13 : 9,134.39 = 3,824.63 : x
  2. Step 2: Convert to fraction form
    6,619.13/9,134.39 = 3,824.63/x
  3. Step 3: Cross multiply
    6,619.13x = 9,134.39 × 3,824.63
  4. Step 4: Simplify right side
    6,619.13x = 34,935,625.92
  5. Step 5: Solve for x
    x = 34,935,625.92/6,619.13
  6. Step 6: Final answer
    x = 5,277.98

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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.