Home / 6,347.94-9,519.63-2,186.88

Finding the Fourth Proportional to 6,347.94, 9,519.63 and 2,186.88

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Solution

The fourth proportional to 6,347.94, 9,519.63 and 2,186.88 is: 3,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.94 : 9,519.63 = 2,186.88 : x
  2. Step 2: Convert to fraction form
    6,347.94/9,519.63 = 2,186.88/x
  3. Step 3: Cross multiply
    6,347.94x = 9,519.63 × 2,186.88
  4. Step 4: Simplify right side
    6,347.94x = 20,818,288.45
  5. Step 5: Solve for x
    x = 20,818,288.45/6,347.94
  6. Step 6: Final answer
    x = 3,279.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.