Home / 7,682.32-11,525.76-2,488.08

Finding the Fourth Proportional to 7,682.32, 11,525.76 and 2,488.08

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Solution

The fourth proportional to 7,682.32, 11,525.76 and 2,488.08 is: 3,732.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.32 : 11,525.76 = 2,488.08 : x
  2. Step 2: Convert to fraction form
    7,682.32/11,525.76 = 2,488.08/x
  3. Step 3: Cross multiply
    7,682.32x = 11,525.76 × 2,488.08
  4. Step 4: Simplify right side
    7,682.32x = 28,677,012.94
  5. Step 5: Solve for x
    x = 28,677,012.94/7,682.32
  6. Step 6: Final answer
    x = 3,732.86

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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.