Home / 10,185.99-14,059.71-6,209.07

Finding the Fourth Proportional to 10,185.99, 14,059.71 and 6,209.07

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Solution

The fourth proportional to 10,185.99, 14,059.71 and 6,209.07 is: 8,570.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.99 : 14,059.71 = 6,209.07 : x
  2. Step 2: Convert to fraction form
    10,185.99/14,059.71 = 6,209.07/x
  3. Step 3: Cross multiply
    10,185.99x = 14,059.71 × 6,209.07
  4. Step 4: Simplify right side
    10,185.99x = 87,297,723.57
  5. Step 5: Solve for x
    x = 87,297,723.57/10,185.99
  6. Step 6: Final answer
    x = 8,570.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.