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Finding the Fourth Proportional to 7,092.58, 10,640.13 and 2,412.35

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Solution

The fourth proportional to 7,092.58, 10,640.13 and 2,412.35 is: 3,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.58 : 10,640.13 = 2,412.35 : x
  2. Step 2: Convert to fraction form
    7,092.58/10,640.13 = 2,412.35/x
  3. Step 3: Cross multiply
    7,092.58x = 10,640.13 × 2,412.35
  4. Step 4: Simplify right side
    7,092.58x = 25,667,664.40
  5. Step 5: Solve for x
    x = 25,667,664.40/7,092.58
  6. Step 6: Final answer
    x = 3,618.95

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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.