Home / 3,282.40-4,529.60-1,956.08

Finding the Fourth Proportional to 3,282.40, 4,529.60 and 1,956.08

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Solution

The fourth proportional to 3,282.40, 4,529.60 and 1,956.08 is: 2,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.40 : 4,529.60 = 1,956.08 : x
  2. Step 2: Convert to fraction form
    3,282.40/4,529.60 = 1,956.08/x
  3. Step 3: Cross multiply
    3,282.40x = 4,529.60 × 1,956.08
  4. Step 4: Simplify right side
    3,282.40x = 8,860,259.97
  5. Step 5: Solve for x
    x = 8,860,259.97/3,282.40
  6. Step 6: Final answer
    x = 2,699.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.