Home / 11,839.85-16,339.02-6,462.33

Finding the Fourth Proportional to 11,839.85, 16,339.02 and 6,462.33

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Solution

The fourth proportional to 11,839.85, 16,339.02 and 6,462.33 is: 8,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.85 : 16,339.02 = 6,462.33 : x
  2. Step 2: Convert to fraction form
    11,839.85/16,339.02 = 6,462.33/x
  3. Step 3: Cross multiply
    11,839.85x = 16,339.02 × 6,462.33
  4. Step 4: Simplify right side
    11,839.85x = 105,588,139.12
  5. Step 5: Solve for x
    x = 105,588,139.12/11,839.85
  6. Step 6: Final answer
    x = 8,918.03

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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.