Home / 11,851.49-16,354.55-6,546.18

Finding the Fourth Proportional to 11,851.49, 16,354.55 and 6,546.18

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Solution

The fourth proportional to 11,851.49, 16,354.55 and 6,546.18 is: 9,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851.49 : 16,354.55 = 6,546.18 : x
  2. Step 2: Convert to fraction form
    11,851.49/16,354.55 = 6,546.18/x
  3. Step 3: Cross multiply
    11,851.49x = 16,354.55 × 6,546.18
  4. Step 4: Simplify right side
    11,851.49x = 107,059,795.39
  5. Step 5: Solve for x
    x = 107,059,795.39/11,851.49
  6. Step 6: Final answer
    x = 9,033.45

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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.