Home / 10,908.24-16,364.43-4,985.52

Finding the Fourth Proportional to 10,908.24, 16,364.43 and 4,985.52

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Solution

The fourth proportional to 10,908.24, 16,364.43 and 4,985.52 is: 7,479.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.24 : 16,364.43 = 4,985.52 : x
  2. Step 2: Convert to fraction form
    10,908.24/16,364.43 = 4,985.52/x
  3. Step 3: Cross multiply
    10,908.24x = 16,364.43 × 4,985.52
  4. Step 4: Simplify right side
    10,908.24x = 81,585,193.05
  5. Step 5: Solve for x
    x = 81,585,193.05/10,908.24
  6. Step 6: Final answer
    x = 7,479.23

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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.