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Finding the Fourth Proportional to 7,703.88, 11,546.94 and 3,482.58

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Solution

The fourth proportional to 7,703.88, 11,546.94 and 3,482.58 is: 5,219.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.88 : 11,546.94 = 3,482.58 : x
  2. Step 2: Convert to fraction form
    7,703.88/11,546.94 = 3,482.58/x
  3. Step 3: Cross multiply
    7,703.88x = 11,546.94 × 3,482.58
  4. Step 4: Simplify right side
    7,703.88x = 40,213,142.31
  5. Step 5: Solve for x
    x = 40,213,142.31/7,703.88
  6. Step 6: Final answer
    x = 5,219.86

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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.