Home / 8,131.01-12,206.22-4,845.65

Finding the Fourth Proportional to 8,131.01, 12,206.22 and 4,845.65

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Solution

The fourth proportional to 8,131.01, 12,206.22 and 4,845.65 is: 7,274.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131.01 : 12,206.22 = 4,845.65 : x
  2. Step 2: Convert to fraction form
    8,131.01/12,206.22 = 4,845.65/x
  3. Step 3: Cross multiply
    8,131.01x = 12,206.22 × 4,845.65
  4. Step 4: Simplify right side
    8,131.01x = 59,147,045.71
  5. Step 5: Solve for x
    x = 59,147,045.71/8,131.01
  6. Step 6: Final answer
    x = 7,274.26

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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.