Home / 8,330.99-12,494.66-2,488.05

Finding the Fourth Proportional to 8,330.99, 12,494.66 and 2,488.05

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Solution

The fourth proportional to 8,330.99, 12,494.66 and 2,488.05 is: 3,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.99 : 12,494.66 = 2,488.05 : x
  2. Step 2: Convert to fraction form
    8,330.99/12,494.66 = 2,488.05/x
  3. Step 3: Cross multiply
    8,330.99x = 12,494.66 × 2,488.05
  4. Step 4: Simplify right side
    8,330.99x = 31,087,326.37
  5. Step 5: Solve for x
    x = 31,087,326.37/8,330.99
  6. Step 6: Final answer
    x = 3,731.53

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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.