Home / 10,709.80-16,065.33-4,136.02

Finding the Fourth Proportional to 10,709.80, 16,065.33 and 4,136.02

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Solution

The fourth proportional to 10,709.80, 16,065.33 and 4,136.02 is: 6,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.80 : 16,065.33 = 4,136.02 : x
  2. Step 2: Convert to fraction form
    10,709.80/16,065.33 = 4,136.02/x
  3. Step 3: Cross multiply
    10,709.80x = 16,065.33 × 4,136.02
  4. Step 4: Simplify right side
    10,709.80x = 66,446,526.19
  5. Step 5: Solve for x
    x = 66,446,526.19/10,709.80
  6. Step 6: Final answer
    x = 6,204.27

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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.