Home / 6,279.70-9,421.16-4,434.42

Finding the Fourth Proportional to 6,279.70, 9,421.16 and 4,434.42

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Solution

The fourth proportional to 6,279.70, 9,421.16 and 4,434.42 is: 6,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.70 : 9,421.16 = 4,434.42 : x
  2. Step 2: Convert to fraction form
    6,279.70/9,421.16 = 4,434.42/x
  3. Step 3: Cross multiply
    6,279.70x = 9,421.16 × 4,434.42
  4. Step 4: Simplify right side
    6,279.70x = 41,777,380.33
  5. Step 5: Solve for x
    x = 41,777,380.33/6,279.70
  6. Step 6: Final answer
    x = 6,652.77

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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.