Home / 7,932.99-11,899.59-2,089.65

Finding the Fourth Proportional to 7,932.99, 11,899.59 and 2,089.65

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Solution

The fourth proportional to 7,932.99, 11,899.59 and 2,089.65 is: 3,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.99 : 11,899.59 = 2,089.65 : x
  2. Step 2: Convert to fraction form
    7,932.99/11,899.59 = 2,089.65/x
  3. Step 3: Cross multiply
    7,932.99x = 11,899.59 × 2,089.65
  4. Step 4: Simplify right side
    7,932.99x = 24,865,978.24
  5. Step 5: Solve for x
    x = 24,865,978.24/7,932.99
  6. Step 6: Final answer
    x = 3,134.50

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Double scale
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Similar ratio
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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.