Home / 6,636.27-9,955.71-2,193.76

Finding the Fourth Proportional to 6,636.27, 9,955.71 and 2,193.76

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Solution

The fourth proportional to 6,636.27, 9,955.71 and 2,193.76 is: 3,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.27 : 9,955.71 = 2,193.76 : x
  2. Step 2: Convert to fraction form
    6,636.27/9,955.71 = 2,193.76/x
  3. Step 3: Cross multiply
    6,636.27x = 9,955.71 × 2,193.76
  4. Step 4: Simplify right side
    6,636.27x = 21,840,438.37
  5. Step 5: Solve for x
    x = 21,840,438.37/6,636.27
  6. Step 6: Final answer
    x = 3,291.07

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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.