Home / 9,212.91-13,817.40-2,973.48

Finding the Fourth Proportional to 9,212.91, 13,817.40 and 2,973.48

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Solution

The fourth proportional to 9,212.91, 13,817.40 and 2,973.48 is: 4,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.91 : 13,817.40 = 2,973.48 : x
  2. Step 2: Convert to fraction form
    9,212.91/13,817.40 = 2,973.48/x
  3. Step 3: Cross multiply
    9,212.91x = 13,817.40 × 2,973.48
  4. Step 4: Simplify right side
    9,212.91x = 41,085,762.55
  5. Step 5: Solve for x
    x = 41,085,762.55/9,212.91
  6. Step 6: Final answer
    x = 4,459.59

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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.