Home / 8,419.48-12,623.58-4,034.54

Finding the Fourth Proportional to 8,419.48, 12,623.58 and 4,034.54

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Solution

The fourth proportional to 8,419.48, 12,623.58 and 4,034.54 is: 6,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419.48 : 12,623.58 = 4,034.54 : x
  2. Step 2: Convert to fraction form
    8,419.48/12,623.58 = 4,034.54/x
  3. Step 3: Cross multiply
    8,419.48x = 12,623.58 × 4,034.54
  4. Step 4: Simplify right side
    8,419.48x = 50,930,370.01
  5. Step 5: Solve for x
    x = 50,930,370.01/8,419.48
  6. Step 6: Final answer
    x = 6,049.11

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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.