Home / 3,689.44-5,526.08-2,861.24

Finding the Fourth Proportional to 3,689.44, 5,526.08 and 2,861.24

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Solution

The fourth proportional to 3,689.44, 5,526.08 and 2,861.24 is: 4,285.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.44 : 5,526.08 = 2,861.24 : x
  2. Step 2: Convert to fraction form
    3,689.44/5,526.08 = 2,861.24/x
  3. Step 3: Cross multiply
    3,689.44x = 5,526.08 × 2,861.24
  4. Step 4: Simplify right side
    3,689.44x = 15,811,441.14
  5. Step 5: Solve for x
    x = 15,811,441.14/3,689.44
  6. Step 6: Final answer
    x = 4,285.59

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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.