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Finding the Fourth Proportional to 8,093.41, 12,140.12 and 2,902.93

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Solution

The fourth proportional to 8,093.41, 12,140.12 and 2,902.93 is: 4,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.41 : 12,140.12 = 2,902.93 : x
  2. Step 2: Convert to fraction form
    8,093.41/12,140.12 = 2,902.93/x
  3. Step 3: Cross multiply
    8,093.41x = 12,140.12 × 2,902.93
  4. Step 4: Simplify right side
    8,093.41x = 35,241,904.04
  5. Step 5: Solve for x
    x = 35,241,904.04/8,093.41
  6. Step 6: Final answer
    x = 4,354.40

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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.