Home / 5,720.10-8,576.10-2,601.60

Finding the Fourth Proportional to 5,720.10, 8,576.10 and 2,601.60

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Solution

The fourth proportional to 5,720.10, 8,576.10 and 2,601.60 is: 3,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.10 : 8,576.10 = 2,601.60 : x
  2. Step 2: Convert to fraction form
    5,720.10/8,576.10 = 2,601.60/x
  3. Step 3: Cross multiply
    5,720.10x = 8,576.10 × 2,601.60
  4. Step 4: Simplify right side
    5,720.10x = 22,311,581.76
  5. Step 5: Solve for x
    x = 22,311,581.76/5,720.10
  6. Step 6: Final answer
    x = 3,900.56

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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.