Home / 9,721.12-14,581.68-2,795.62

Finding the Fourth Proportional to 9,721.12, 14,581.68 and 2,795.62

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Solution

The fourth proportional to 9,721.12, 14,581.68 and 2,795.62 is: 4,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.12 : 14,581.68 = 2,795.62 : x
  2. Step 2: Convert to fraction form
    9,721.12/14,581.68 = 2,795.62/x
  3. Step 3: Cross multiply
    9,721.12x = 14,581.68 × 2,795.62
  4. Step 4: Simplify right side
    9,721.12x = 40,764,836.24
  5. Step 5: Solve for x
    x = 40,764,836.24/9,721.12
  6. Step 6: Final answer
    x = 4,193.43

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Similar ratio
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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.