Home / 13,274.90-19,908.84-4,508

Finding the Fourth Proportional to 13,274.90, 19,908.84 and 4,508

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Solution

The fourth proportional to 13,274.90, 19,908.84 and 4,508 is: 6,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.90 : 19,908.84 = 4,508 : x
  2. Step 2: Convert to fraction form
    13,274.90/19,908.84 = 4,508/x
  3. Step 3: Cross multiply
    13,274.90x = 19,908.84 × 4,508
  4. Step 4: Simplify right side
    13,274.90x = 89,749,050.72
  5. Step 5: Solve for x
    x = 89,749,050.72/13,274.90
  6. Step 6: Final answer
    x = 6,760.81

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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.