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Finding the Fourth Proportional to 7,101.94, 10,652.89 and 2,104.70

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Solution

The fourth proportional to 7,101.94, 10,652.89 and 2,104.70 is: 3,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.94 : 10,652.89 = 2,104.70 : x
  2. Step 2: Convert to fraction form
    7,101.94/10,652.89 = 2,104.70/x
  3. Step 3: Cross multiply
    7,101.94x = 10,652.89 × 2,104.70
  4. Step 4: Simplify right side
    7,101.94x = 22,421,137.58
  5. Step 5: Solve for x
    x = 22,421,137.58/7,101.94
  6. Step 6: Final answer
    x = 3,157.04

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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.