Home / 10,985.94-16,483.24-4,825.62

Finding the Fourth Proportional to 10,985.94, 16,483.24 and 4,825.62

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Solution

The fourth proportional to 10,985.94, 16,483.24 and 4,825.62 is: 7,240.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985.94 : 16,483.24 = 4,825.62 : x
  2. Step 2: Convert to fraction form
    10,985.94/16,483.24 = 4,825.62/x
  3. Step 3: Cross multiply
    10,985.94x = 16,483.24 × 4,825.62
  4. Step 4: Simplify right side
    10,985.94x = 79,541,852.61
  5. Step 5: Solve for x
    x = 79,541,852.61/10,985.94
  6. Step 6: Final answer
    x = 7,240.33

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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.