Home / 7,449.84-11,174.83-2,519.51

Finding the Fourth Proportional to 7,449.84, 11,174.83 and 2,519.51

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Solution

The fourth proportional to 7,449.84, 11,174.83 and 2,519.51 is: 3,779.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.84 : 11,174.83 = 2,519.51 : x
  2. Step 2: Convert to fraction form
    7,449.84/11,174.83 = 2,519.51/x
  3. Step 3: Cross multiply
    7,449.84x = 11,174.83 × 2,519.51
  4. Step 4: Simplify right side
    7,449.84x = 28,155,033.76
  5. Step 5: Solve for x
    x = 28,155,033.76/7,449.84
  6. Step 6: Final answer
    x = 3,779.28

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Double scale
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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.