Home / 9,090.21-13,635.33-2,516.41

Finding the Fourth Proportional to 9,090.21, 13,635.33 and 2,516.41

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Solution

The fourth proportional to 9,090.21, 13,635.33 and 2,516.41 is: 3,774.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.21 : 13,635.33 = 2,516.41 : x
  2. Step 2: Convert to fraction form
    9,090.21/13,635.33 = 2,516.41/x
  3. Step 3: Cross multiply
    9,090.21x = 13,635.33 × 2,516.41
  4. Step 4: Simplify right side
    9,090.21x = 34,312,114.85
  5. Step 5: Solve for x
    x = 34,312,114.85/9,090.21
  6. Step 6: Final answer
    x = 3,774.62

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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.