Home / 2,984.96-4,477.44-2,159.36

Finding the Fourth Proportional to 2,984.96, 4,477.44 and 2,159.36

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Solution

The fourth proportional to 2,984.96, 4,477.44 and 2,159.36 is: 3,239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.96 : 4,477.44 = 2,159.36 : x
  2. Step 2: Convert to fraction form
    2,984.96/4,477.44 = 2,159.36/x
  3. Step 3: Cross multiply
    2,984.96x = 4,477.44 × 2,159.36
  4. Step 4: Simplify right side
    2,984.96x = 9,668,404.84
  5. Step 5: Solve for x
    x = 9,668,404.84/2,984.96
  6. Step 6: Final answer
    x = 3,239.04

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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.