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Finding the Fourth Proportional to 7,602.37, 11,403.12 and 2,055.30

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Solution

The fourth proportional to 7,602.37, 11,403.12 and 2,055.30 is: 3,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.37 : 11,403.12 = 2,055.30 : x
  2. Step 2: Convert to fraction form
    7,602.37/11,403.12 = 2,055.30/x
  3. Step 3: Cross multiply
    7,602.37x = 11,403.12 × 2,055.30
  4. Step 4: Simplify right side
    7,602.37x = 23,436,832.54
  5. Step 5: Solve for x
    x = 23,436,832.54/7,602.37
  6. Step 6: Final answer
    x = 3,082.83

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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.