Home / 7,085.88-10,628.28-3,576.96

Finding the Fourth Proportional to 7,085.88, 10,628.28 and 3,576.96

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Solution

The fourth proportional to 7,085.88, 10,628.28 and 3,576.96 is: 5,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.88 : 10,628.28 = 3,576.96 : x
  2. Step 2: Convert to fraction form
    7,085.88/10,628.28 = 3,576.96/x
  3. Step 3: Cross multiply
    7,085.88x = 10,628.28 × 3,576.96
  4. Step 4: Simplify right side
    7,085.88x = 38,016,932.43
  5. Step 5: Solve for x
    x = 38,016,932.43/7,085.88
  6. Step 6: Final answer
    x = 5,365.17

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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.