Home / 4,808.32-7,213.82-1,521.32

Finding the Fourth Proportional to 4,808.32, 7,213.82 and 1,521.32

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Solution

The fourth proportional to 4,808.32, 7,213.82 and 1,521.32 is: 2,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.32 : 7,213.82 = 1,521.32 : x
  2. Step 2: Convert to fraction form
    4,808.32/7,213.82 = 1,521.32/x
  3. Step 3: Cross multiply
    4,808.32x = 7,213.82 × 1,521.32
  4. Step 4: Simplify right side
    4,808.32x = 10,974,528.64
  5. Step 5: Solve for x
    x = 10,974,528.64/4,808.32
  6. Step 6: Final answer
    x = 2,282.40

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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.