Home / 7,984.76-11,964.81-5,056.91

Finding the Fourth Proportional to 7,984.76, 11,964.81 and 5,056.91

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Solution

The fourth proportional to 7,984.76, 11,964.81 and 5,056.91 is: 7,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.76 : 11,964.81 = 5,056.91 : x
  2. Step 2: Convert to fraction form
    7,984.76/11,964.81 = 5,056.91/x
  3. Step 3: Cross multiply
    7,984.76x = 11,964.81 × 5,056.91
  4. Step 4: Simplify right side
    7,984.76x = 60,505,038.65
  5. Step 5: Solve for x
    x = 60,505,038.65/7,984.76
  6. Step 6: Final answer
    x = 7,577.56

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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.