Home / 4,421.21-6,101.33-2,431.75

Finding the Fourth Proportional to 4,421.21, 6,101.33 and 2,431.75

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Solution

The fourth proportional to 4,421.21, 6,101.33 and 2,431.75 is: 3,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.21 : 6,101.33 = 2,431.75 : x
  2. Step 2: Convert to fraction form
    4,421.21/6,101.33 = 2,431.75/x
  3. Step 3: Cross multiply
    4,421.21x = 6,101.33 × 2,431.75
  4. Step 4: Simplify right side
    4,421.21x = 14,836,909.23
  5. Step 5: Solve for x
    x = 14,836,909.23/4,421.21
  6. Step 6: Final answer
    x = 3,355.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.