Home / 8,089.90-12,135.03-2,246.47

Finding the Fourth Proportional to 8,089.90, 12,135.03 and 2,246.47

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Solution

The fourth proportional to 8,089.90, 12,135.03 and 2,246.47 is: 3,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.90 : 12,135.03 = 2,246.47 : x
  2. Step 2: Convert to fraction form
    8,089.90/12,135.03 = 2,246.47/x
  3. Step 3: Cross multiply
    8,089.90x = 12,135.03 × 2,246.47
  4. Step 4: Simplify right side
    8,089.90x = 27,260,980.84
  5. Step 5: Solve for x
    x = 27,260,980.84/8,089.90
  6. Step 6: Final answer
    x = 3,369.75

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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.