Home / 11,851.56-16,355.16-6,546.60

Finding the Fourth Proportional to 11,851.56, 16,355.16 and 6,546.60

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Solution

The fourth proportional to 11,851.56, 16,355.16 and 6,546.60 is: 9,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851.56 : 16,355.16 = 6,546.60 : x
  2. Step 2: Convert to fraction form
    11,851.56/16,355.16 = 6,546.60/x
  3. Step 3: Cross multiply
    11,851.56x = 16,355.16 × 6,546.60
  4. Step 4: Simplify right side
    11,851.56x = 107,070,690.46
  5. Step 5: Solve for x
    x = 107,070,690.46/11,851.56
  6. Step 6: Final answer
    x = 9,034.31

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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.