Home / 12,241.08-16,895.40-6,938.82

Finding the Fourth Proportional to 12,241.08, 16,895.40 and 6,938.82

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Solution

The fourth proportional to 12,241.08, 16,895.40 and 6,938.82 is: 9,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.08 : 16,895.40 = 6,938.82 : x
  2. Step 2: Convert to fraction form
    12,241.08/16,895.40 = 6,938.82/x
  3. Step 3: Cross multiply
    12,241.08x = 16,895.40 × 6,938.82
  4. Step 4: Simplify right side
    12,241.08x = 117,234,139.43
  5. Step 5: Solve for x
    x = 117,234,139.43/12,241.08
  6. Step 6: Final answer
    x = 9,577.11

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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.