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Finding the Fourth Proportional to 7,671.04, 11,493.76 and 7,383.04

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Solution

The fourth proportional to 7,671.04, 11,493.76 and 7,383.04 is: 11,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.04 : 11,493.76 = 7,383.04 : x
  2. Step 2: Convert to fraction form
    7,671.04/11,493.76 = 7,383.04/x
  3. Step 3: Cross multiply
    7,671.04x = 11,493.76 × 7,383.04
  4. Step 4: Simplify right side
    7,671.04x = 84,858,889.83
  5. Step 5: Solve for x
    x = 84,858,889.83/7,671.04
  6. Step 6: Final answer
    x = 11,062.24

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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.