Home / 8,019.45-12,029.22-2,176.07

Finding the Fourth Proportional to 8,019.45, 12,029.22 and 2,176.07

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Solution

The fourth proportional to 8,019.45, 12,029.22 and 2,176.07 is: 3,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.45 : 12,029.22 = 2,176.07 : x
  2. Step 2: Convert to fraction form
    8,019.45/12,029.22 = 2,176.07/x
  3. Step 3: Cross multiply
    8,019.45x = 12,029.22 × 2,176.07
  4. Step 4: Simplify right side
    8,019.45x = 26,176,364.62
  5. Step 5: Solve for x
    x = 26,176,364.62/8,019.45
  6. Step 6: Final answer
    x = 3,264.11

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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.