Home / 9,090.30-13,635.40-2,516.44

Finding the Fourth Proportional to 9,090.30, 13,635.40 and 2,516.44

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Solution

The fourth proportional to 9,090.30, 13,635.40 and 2,516.44 is: 3,774.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.30 : 13,635.40 = 2,516.44 : x
  2. Step 2: Convert to fraction form
    9,090.30/13,635.40 = 2,516.44/x
  3. Step 3: Cross multiply
    9,090.30x = 13,635.40 × 2,516.44
  4. Step 4: Simplify right side
    9,090.30x = 34,312,665.98
  5. Step 5: Solve for x
    x = 34,312,665.98/9,090.30
  6. Step 6: Final answer
    x = 3,774.65

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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.