Home / 10,983.07-16,478.93-4,822.75

Finding the Fourth Proportional to 10,983.07, 16,478.93 and 4,822.75

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Solution

The fourth proportional to 10,983.07, 16,478.93 and 4,822.75 is: 7,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.07 : 16,478.93 = 4,822.75 : x
  2. Step 2: Convert to fraction form
    10,983.07/16,478.93 = 4,822.75/x
  3. Step 3: Cross multiply
    10,983.07x = 16,478.93 × 4,822.75
  4. Step 4: Simplify right side
    10,983.07x = 79,473,759.66
  5. Step 5: Solve for x
    x = 79,473,759.66/10,983.07
  6. Step 6: Final answer
    x = 7,236.02

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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.