Home / 11,410.16-15,745.56-6,374.30

Finding the Fourth Proportional to 11,410.16, 15,745.56 and 6,374.30

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Solution

The fourth proportional to 11,410.16, 15,745.56 and 6,374.30 is: 8,796.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.16 : 15,745.56 = 6,374.30 : x
  2. Step 2: Convert to fraction form
    11,410.16/15,745.56 = 6,374.30/x
  3. Step 3: Cross multiply
    11,410.16x = 15,745.56 × 6,374.30
  4. Step 4: Simplify right side
    11,410.16x = 100,366,923.11
  5. Step 5: Solve for x
    x = 100,366,923.11/11,410.16
  6. Step 6: Final answer
    x = 8,796.28

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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.