Home / 8,045.65-12,069.62-2,499.44

Finding the Fourth Proportional to 8,045.65, 12,069.62 and 2,499.44

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Solution

The fourth proportional to 8,045.65, 12,069.62 and 2,499.44 is: 3,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.65 : 12,069.62 = 2,499.44 : x
  2. Step 2: Convert to fraction form
    8,045.65/12,069.62 = 2,499.44/x
  3. Step 3: Cross multiply
    8,045.65x = 12,069.62 × 2,499.44
  4. Step 4: Simplify right side
    8,045.65x = 30,167,278.52
  5. Step 5: Solve for x
    x = 30,167,278.52/8,045.65
  6. Step 6: Final answer
    x = 3,749.52

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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.