Home / 11,646.75-16,072.53-6,341.25

Finding the Fourth Proportional to 11,646.75, 16,072.53 and 6,341.25

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Solution

The fourth proportional to 11,646.75, 16,072.53 and 6,341.25 is: 8,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.75 : 16,072.53 = 6,341.25 : x
  2. Step 2: Convert to fraction form
    11,646.75/16,072.53 = 6,341.25/x
  3. Step 3: Cross multiply
    11,646.75x = 16,072.53 × 6,341.25
  4. Step 4: Simplify right side
    11,646.75x = 101,919,930.86
  5. Step 5: Solve for x
    x = 101,919,930.86/11,646.75
  6. Step 6: Final answer
    x = 8,750.93

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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.