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Finding the Fourth Proportional to 7,602.10, 11,403.94 and 2,055.48

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Solution

The fourth proportional to 7,602.10, 11,403.94 and 2,055.48 is: 3,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.10 : 11,403.94 = 2,055.48 : x
  2. Step 2: Convert to fraction form
    7,602.10/11,403.94 = 2,055.48/x
  3. Step 3: Cross multiply
    7,602.10x = 11,403.94 × 2,055.48
  4. Step 4: Simplify right side
    7,602.10x = 23,440,570.59
  5. Step 5: Solve for x
    x = 23,440,570.59/7,602.10
  6. Step 6: Final answer
    x = 3,083.43

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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.