Home / 10,985.07-16,481.93-4,824.75

Finding the Fourth Proportional to 10,985.07, 16,481.93 and 4,824.75

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Solution

The fourth proportional to 10,985.07, 16,481.93 and 4,824.75 is: 7,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985.07 : 16,481.93 = 4,824.75 : x
  2. Step 2: Convert to fraction form
    10,985.07/16,481.93 = 4,824.75/x
  3. Step 3: Cross multiply
    10,985.07x = 16,481.93 × 4,824.75
  4. Step 4: Simplify right side
    10,985.07x = 79,521,191.77
  5. Step 5: Solve for x
    x = 79,521,191.77/10,985.07
  6. Step 6: Final answer
    x = 7,239.02

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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.