Home / 4,431.21-6,115.10-2,441.81

Finding the Fourth Proportional to 4,431.21, 6,115.10 and 2,441.81

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Solution

The fourth proportional to 4,431.21, 6,115.10 and 2,441.81 is: 3,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.21 : 6,115.10 = 2,441.81 : x
  2. Step 2: Convert to fraction form
    4,431.21/6,115.10 = 2,441.81/x
  3. Step 3: Cross multiply
    4,431.21x = 6,115.10 × 2,441.81
  4. Step 4: Simplify right side
    4,431.21x = 14,931,869.55
  5. Step 5: Solve for x
    x = 14,931,869.55/4,431.21
  6. Step 6: Final answer
    x = 3,369.70

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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.