Home / 11,451.30-17,181.84-4,880.58

Finding the Fourth Proportional to 11,451.30, 17,181.84 and 4,880.58

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Solution

The fourth proportional to 11,451.30, 17,181.84 and 4,880.58 is: 7,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.30 : 17,181.84 = 4,880.58 : x
  2. Step 2: Convert to fraction form
    11,451.30/17,181.84 = 4,880.58/x
  3. Step 3: Cross multiply
    11,451.30x = 17,181.84 × 4,880.58
  4. Step 4: Simplify right side
    11,451.30x = 83,857,344.67
  5. Step 5: Solve for x
    x = 83,857,344.67/11,451.30
  6. Step 6: Final answer
    x = 7,322.95

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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.