Home / 4,431.85-6,115.69-2,663.11

Finding the Fourth Proportional to 4,431.85, 6,115.69 and 2,663.11

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Solution

The fourth proportional to 4,431.85, 6,115.69 and 2,663.11 is: 3,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.85 : 6,115.69 = 2,663.11 : x
  2. Step 2: Convert to fraction form
    4,431.85/6,115.69 = 2,663.11/x
  3. Step 3: Cross multiply
    4,431.85x = 6,115.69 × 2,663.11
  4. Step 4: Simplify right side
    4,431.85x = 16,286,741.88
  5. Step 5: Solve for x
    x = 16,286,741.88/4,431.85
  6. Step 6: Final answer
    x = 3,674.93

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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.