Home / 8,155.04-12,232.67-2,311.65

Finding the Fourth Proportional to 8,155.04, 12,232.67 and 2,311.65

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Solution

The fourth proportional to 8,155.04, 12,232.67 and 2,311.65 is: 3,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.04 : 12,232.67 = 2,311.65 : x
  2. Step 2: Convert to fraction form
    8,155.04/12,232.67 = 2,311.65/x
  3. Step 3: Cross multiply
    8,155.04x = 12,232.67 × 2,311.65
  4. Step 4: Simplify right side
    8,155.04x = 28,277,657.38
  5. Step 5: Solve for x
    x = 28,277,657.38/8,155.04
  6. Step 6: Final answer
    x = 3,467.51

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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.