Home / 9,427.09-14,138.80-2,851.73

Finding the Fourth Proportional to 9,427.09, 14,138.80 and 2,851.73

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Solution

The fourth proportional to 9,427.09, 14,138.80 and 2,851.73 is: 4,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.09 : 14,138.80 = 2,851.73 : x
  2. Step 2: Convert to fraction form
    9,427.09/14,138.80 = 2,851.73/x
  3. Step 3: Cross multiply
    9,427.09x = 14,138.80 × 2,851.73
  4. Step 4: Simplify right side
    9,427.09x = 40,320,040.12
  5. Step 5: Solve for x
    x = 40,320,040.12/9,427.09
  6. Step 6: Final answer
    x = 4,277.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.